http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/plugin/ReportingConverter.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/plugin/ReportingConverter.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/plugin/ReportingConverter.java
index 7ffd9e2..c5ea338 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/plugin/ReportingConverter.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/plugin/ReportingConverter.java
@@ -25,7 +25,7 @@ import org.apache.maven.model.building.ModelProblemCollector;
 
 /**
  * Handles conversion of the legacy reporting section into the configuration 
of the new Maven Site Plugin.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface ReportingConverter
@@ -33,7 +33,7 @@ public interface ReportingConverter
 
     /**
      * Converts values from model's reporting section into the configuration 
for the new Maven Site Plugin.
-     * 
+     *
      * @param model The model whose reporting section should be converted, 
must not be <code>null</code>.
      * @param request The model building request that holds further settings, 
must not be {@code null}.
      * @param problems The container used to collect problems that were 
encountered, must not be {@code null}.

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/profile/DefaultProfileInjector.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/DefaultProfileInjector.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/DefaultProfileInjector.java
index 38421bc..bb6a079 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/DefaultProfileInjector.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/DefaultProfileInjector.java
@@ -43,7 +43,7 @@ import org.codehaus.plexus.component.annotations.Component;
 
 /**
  * Handles profile injection into the model.
- * 
+ *
  * @author Benjamin Bentmann
  */
 @Component( role = ProfileInjector.class )

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/profile/DefaultProfileSelector.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/DefaultProfileSelector.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/DefaultProfileSelector.java
index 80a051a..db2bf62 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/DefaultProfileSelector.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/DefaultProfileSelector.java
@@ -36,7 +36,7 @@ import org.codehaus.plexus.component.annotations.Requirement;
 
 /**
  * Calculates the active profiles among a given collection of profiles.
- * 
+ *
  * @author Benjamin Bentmann
  */
 @Component( role = ProfileSelector.class )

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileActivationContext.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileActivationContext.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileActivationContext.java
index fb9ea0c..d501e66 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileActivationContext.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileActivationContext.java
@@ -25,7 +25,7 @@ import java.util.Map;
 
 /**
  * Describes the environmental context used to determine the activation status 
of profiles.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface ProfileActivationContext
@@ -33,14 +33,14 @@ public interface ProfileActivationContext
 
     /**
      * Gets the identifiers of those profiles that should be activated by 
explicit demand.
-     * 
+     *
      * @return The identifiers of those profiles to activate, never {@code 
null}.
      */
     List<String> getActiveProfileIds();
 
     /**
      * Gets the identifiers of those profiles that should be deactivated by 
explicit demand.
-     * 
+     *
      * @return The identifiers of those profiles to deactivate, never {@code 
null}.
      */
     List<String> getInactiveProfileIds();
@@ -48,7 +48,7 @@ public interface ProfileActivationContext
     /**
      * Gets the system properties to use for interpolation and profile 
activation. The system properties are collected
      * from the runtime environment like {@link System#getProperties()} and 
environment variables.
-     * 
+     *
      * @return The execution properties, never {@code null}.
      */
     Map<String, String> getSystemProperties();
@@ -57,14 +57,14 @@ public interface ProfileActivationContext
      * Gets the user properties to use for interpolation and profile 
activation. The user properties have been
      * configured directly by the user on his discretion, e.g. via the {@code 
-Dkey=value} parameter on the command
      * line.
-     * 
+     *
      * @return The user properties, never {@code null}.
      */
     Map<String, String> getUserProperties();
 
     /**
      * Gets the base directory of the current project (if any).
-     * 
+     *
      * @return The base directory of the current project or {@code null} if 
none.
      */
     File getProjectDirectory();

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileInjector.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileInjector.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileInjector.java
index 5c1e8ea..fbd7ddf 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileInjector.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileInjector.java
@@ -26,7 +26,7 @@ import org.apache.maven.model.building.ModelProblemCollector;
 
 /**
  * Handles profile injection into the model.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface ProfileInjector
@@ -35,7 +35,7 @@ public interface ProfileInjector
     /**
      * Merges values from the specified profile into the given model. 
Implementations are expected to keep the profile
      * and model completely decoupled by injecting deep copies rather than the 
original objects from the profile.
-     * 
+     *
      * @param model The model into which to merge the values defined by the 
profile, must not be <code>null</code>.
      * @param profile The (read-only) profile whose values should be injected, 
may be <code>null</code>.
      * @param request The model building request that holds further settings, 
must not be {@code null}.

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileSelector.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileSelector.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileSelector.java
index f58dcc8..53ea8d9 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileSelector.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/ProfileSelector.java
@@ -27,7 +27,7 @@ import org.apache.maven.model.building.ModelProblemCollector;
 
 /**
  * Calculates the active profiles among a given collection of profiles.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface ProfileSelector
@@ -36,7 +36,7 @@ public interface ProfileSelector
     /**
      * Determines the profiles which are active in the specified activation 
context. Active profiles will eventually be
      * injected into the model.
-     * 
+     *
      * @param profiles The profiles whose activation status should be 
determined, must not be {@code null}.
      * @param context The environmental context used to determine the 
activation status of a profile, must not be
      *            {@code null}.

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/FileProfileActivator.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/FileProfileActivator.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/FileProfileActivator.java
index e86f142..b0bda3f 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/FileProfileActivator.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/FileProfileActivator.java
@@ -44,7 +44,7 @@ import org.codehaus.plexus.util.StringUtils;
  * System properties and request properties.
  * <code>${project.basedir}</code> is intentionally not supported as this form 
would suggest that other
  * <code>${project.*}</code> expressions can be used, which is however beyond 
the design.
- * 
+ *
  * @author Benjamin Bentmann
  * @see ActivationFile
  * @see 
org.apache.maven.model.validation.DefaultModelValidator#validateRawModel

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/JdkVersionProfileActivator.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/JdkVersionProfileActivator.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/JdkVersionProfileActivator.java
index 10747de..4dc5858 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/JdkVersionProfileActivator.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/JdkVersionProfileActivator.java
@@ -34,7 +34,7 @@ import org.codehaus.plexus.component.annotations.Component;
 
 /**
  * Determines profile activation based on the version of the current Java 
runtime.
- * 
+ *
  * @author Benjamin Bentmann
  * @see Activation#getJdk()
  */

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/OperatingSystemProfileActivator.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/OperatingSystemProfileActivator.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/OperatingSystemProfileActivator.java
index b6d3f05..2d53621 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/OperatingSystemProfileActivator.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/OperatingSystemProfileActivator.java
@@ -29,7 +29,7 @@ import org.codehaus.plexus.util.Os;
 
 /**
  * Determines profile activation based on the operating system of the current 
runtime platform.
- * 
+ *
  * @author Benjamin Bentmann
  * @see ActivationOS
  */

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/ProfileActivator.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/ProfileActivator.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/ProfileActivator.java
index 57487d4..0547e74 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/ProfileActivator.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/ProfileActivator.java
@@ -25,7 +25,7 @@ import 
org.apache.maven.model.profile.ProfileActivationContext;
 
 /**
  * Determines whether a profile should be activated.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface ProfileActivator
@@ -33,7 +33,7 @@ public interface ProfileActivator
 
     /**
      * Determines whether the specified profile is active in the given 
activator context.
-     * 
+     *
      * @param profile The profile whose activation status should be 
determined, must not be {@code null}.
      * @param context The environmental context used to determine the 
activation status of the profile, must not be
      *            {@code null}.

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/PropertyProfileActivator.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/PropertyProfileActivator.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/PropertyProfileActivator.java
index e8e6e99..9a7c244 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/PropertyProfileActivator.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/profile/activation/PropertyProfileActivator.java
@@ -32,7 +32,7 @@ import org.codehaus.plexus.util.StringUtils;
 
 /**
  * Determines profile activation based on the existence or value of some 
execution property.
- * 
+ *
  * @author Benjamin Bentmann
  * @see ActivationProperty
  */

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/resolution/InvalidRepositoryException.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/resolution/InvalidRepositoryException.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/resolution/InvalidRepositoryException.java
index 7324adf..303aff0 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/resolution/InvalidRepositoryException.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/resolution/InvalidRepositoryException.java
@@ -23,7 +23,7 @@ import org.apache.maven.model.Repository;
 
 /**
  * Signals an error when adding a repository to the model resolver.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class InvalidRepositoryException
@@ -37,7 +37,7 @@ public class InvalidRepositoryException
 
     /**
      * Creates a new exception with specified detail message and cause for the 
given repository.
-     * 
+     *
      * @param message The detail message, may be {@code null}.
      * @param repository The repository that caused the error, may be {@code 
null}.
      * @param cause The cause, may be {@code null}.
@@ -50,7 +50,7 @@ public class InvalidRepositoryException
 
     /**
      * Creates a new exception with specified detail message for the given 
repository.
-     * 
+     *
      * @param message The detail message, may be {@code null}.
      * @param repository The repository that caused the error, may be {@code 
null}.
      */
@@ -62,7 +62,7 @@ public class InvalidRepositoryException
 
     /**
      * Gets the repository that causes this error (if any).
-     * 
+     *
      * @return The repository that causes this error or {@code null} if not 
known.
      */
     public Repository getRepository()

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/resolution/UnresolvableModelException.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/resolution/UnresolvableModelException.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/resolution/UnresolvableModelException.java
index aa48fa2..733a276 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/resolution/UnresolvableModelException.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/resolution/UnresolvableModelException.java
@@ -21,7 +21,7 @@ package org.apache.maven.model.resolution;
 
 /**
  * Signals an error when resolving the path to an external model.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class UnresolvableModelException
@@ -45,7 +45,7 @@ public class UnresolvableModelException
 
     /**
      * Creates a new exception with specified detail message and cause.
-     * 
+     *
      * @param message The detail message, may be {@code null}.
      * @param groupId The group id of the unresolvable model, may be {@code 
null}.
      * @param artifactId The artifact id of the unresolvable model, may be 
{@code null}.
@@ -63,7 +63,7 @@ public class UnresolvableModelException
 
     /**
      * Creates a new exception with specified detail message.
-     * 
+     *
      * @param message The detail message, may be {@code null}.
      * @param groupId The group id of the unresolvable model, may be {@code 
null}.
      * @param artifactId The artifact id of the unresolvable model, may be 
{@code null}.
@@ -79,7 +79,7 @@ public class UnresolvableModelException
 
     /**
      * Gets the group id of the unresolvable model.
-     * 
+     *
      * @return The group id of the unresolvable model, can be empty but never 
{@code null}.
      */
     public String getGroupId()
@@ -89,7 +89,7 @@ public class UnresolvableModelException
 
     /**
      * Gets the artifact id of the unresolvable model.
-     * 
+     *
      * @return The artifact id of the unresolvable model, can be empty but 
never {@code null}.
      */
     public String getArtifactId()
@@ -99,7 +99,7 @@ public class UnresolvableModelException
 
     /**
      * Gets the version of the unresolvable model.
-     * 
+     *
      * @return The version of the unresolvable model, can be empty but never 
{@code null}.
      */
     public String getVersion()

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/superpom/SuperPomProvider.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/superpom/SuperPomProvider.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/superpom/SuperPomProvider.java
index 46d807f..3f44fb7 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/superpom/SuperPomProvider.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/superpom/SuperPomProvider.java
@@ -23,7 +23,7 @@ import org.apache.maven.model.Model;
 
 /**
  * Provides the super POM that all models implicitly inherit from.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface SuperPomProvider
@@ -33,7 +33,7 @@ public interface SuperPomProvider
      * Gets the super POM for the specified model version. The returned model 
is supposed to be read-only, i.e. if the
      * caller intends to make updates to the model the return value must be 
cloned before updating to ensure the
      * modifications don't affect future retrievals of the super POM.
-     * 
+     *
      * @param version The model version to retrieve the super POM for (e.g. 
"4.0.0"), must not be {@code null}.
      * @return The super POM, never {@code null}.
      */

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/validation/DefaultModelValidator.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/validation/DefaultModelValidator.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/validation/DefaultModelValidator.java
index fd66323..6b2a98d 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/validation/DefaultModelValidator.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/validation/DefaultModelValidator.java
@@ -747,7 +747,7 @@ public class DefaultModelValidator
         }
     }
 
-    
+
     private boolean validateStringNoExpression( String fieldName, 
ModelProblemCollector problems, Severity severity,
                                                 Version version, String 
string, InputLocationTracker tracker )
     {

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/main/java/org/apache/maven/model/validation/ModelValidator.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/main/java/org/apache/maven/model/validation/ModelValidator.java
 
b/maven-model-builder/src/main/java/org/apache/maven/model/validation/ModelValidator.java
index 34bd97a..84e3fad 100644
--- 
a/maven-model-builder/src/main/java/org/apache/maven/model/validation/ModelValidator.java
+++ 
b/maven-model-builder/src/main/java/org/apache/maven/model/validation/ModelValidator.java
@@ -25,7 +25,7 @@ import org.apache.maven.model.building.ModelProblemCollector;
 
 /**
  * Checks the model for missing or invalid values.
- * 
+ *
  * @author <a href="mailto:[email protected]";>Trygve Laugst&oslash;l</a>
  */
 public interface ModelValidator
@@ -34,7 +34,7 @@ public interface ModelValidator
     /**
      * Checks the specified (raw) model for missing or invalid values. The raw 
model is directly created from the POM
      * file and has not been subjected to inheritance, interpolation or 
profile/default injection.
-     * 
+     *
      * @param model The model to validate, must not be {@code null}.
      * @param request The model building request that holds further settings, 
must not be {@code null}.
      * @param problems The container used to collect problems that were 
encountered, must not be {@code null}.
@@ -44,7 +44,7 @@ public interface ModelValidator
     /**
      * Checks the specified (effective) model for missing or invalid values. 
The effective model is fully assembled and
      * has undergone inheritance, interpolation and other model operations.
-     * 
+     *
      * @param model The model to validate, must not be {@code null}.
      * @param request The model building request that holds further settings, 
must not be {@code null}.
      * @param problems The container used to collect problems that were 
encountered, must not be {@code null}.

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/test/java/org/apache/maven/model/building/SimpleProblemCollector.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/test/java/org/apache/maven/model/building/SimpleProblemCollector.java
 
b/maven-model-builder/src/test/java/org/apache/maven/model/building/SimpleProblemCollector.java
index 06f1b1b..bb0ccff 100644
--- 
a/maven-model-builder/src/test/java/org/apache/maven/model/building/SimpleProblemCollector.java
+++ 
b/maven-model-builder/src/test/java/org/apache/maven/model/building/SimpleProblemCollector.java
@@ -27,7 +27,7 @@ import org.apache.maven.model.Model;
 
 /**
  * A simple model problem collector for testing the model building components.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class SimpleProblemCollector

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/test/java/org/apache/maven/model/interpolation/StringSearchModelInterpolatorTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/test/java/org/apache/maven/model/interpolation/StringSearchModelInterpolatorTest.java
 
b/maven-model-builder/src/test/java/org/apache/maven/model/interpolation/StringSearchModelInterpolatorTest.java
index 5d24f18..c4cae3d 100644
--- 
a/maven-model-builder/src/test/java/org/apache/maven/model/interpolation/StringSearchModelInterpolatorTest.java
+++ 
b/maven-model-builder/src/test/java/org/apache/maven/model/interpolation/StringSearchModelInterpolatorTest.java
@@ -38,7 +38,7 @@ import java.util.concurrent.FutureTask;
  * @author Benjamin Bentmann
  */
 public class StringSearchModelInterpolatorTest
-    extends AbstractModelInterpolatorTest 
+    extends AbstractModelInterpolatorTest
 {
 
     protected ModelInterpolator interpolator;
@@ -81,7 +81,7 @@ public class StringSearchModelInterpolatorTest
 
         final SimpleProblemCollector collector = new SimpleProblemCollector();
         interpolator.interpolateObject( values, model, new File( "." ), 
config, collector );
-        assertProblemFree( collector );        
+        assertProblemFree( collector );
 
         assertEquals( "value", values[0] );
         assertEquals( "value2", values[1] );
@@ -113,7 +113,7 @@ public class StringSearchModelInterpolatorTest
 
         final SimpleProblemCollector collector = new SimpleProblemCollector();
         interpolator.interpolateObject( obj, model, new File( "." ), config, 
collector );
-        assertProblemFree( collector );        
+        assertProblemFree( collector );
 
         assertEquals( "value", obj.values[0] );
         assertEquals( "value2", obj.values[1] );
@@ -167,7 +167,7 @@ public class StringSearchModelInterpolatorTest
 
         final SimpleProblemCollector collector = new SimpleProblemCollector();
         interpolator.interpolateObject( obj, model, new File( "." ), config, 
collector );
-        assertProblemFree( collector );        
+        assertProblemFree( collector );
 
         assertEquals( "key", obj.values.get( 0 ) );
         assertEquals( "value2", obj.values.get( 1 ) );
@@ -192,7 +192,7 @@ public class StringSearchModelInterpolatorTest
 
         final SimpleProblemCollector collector = new SimpleProblemCollector();
         interpolator.interpolateObject( obj, model, new File( "." ), config, 
collector );
-        assertProblemFree( collector );        
+        assertProblemFree( collector );
 
         assertEquals( "${key}", obj.values.get( 0 ) );
     }
@@ -276,7 +276,7 @@ public class StringSearchModelInterpolatorTest
 
         final SimpleProblemCollector collector = new SimpleProblemCollector();
         interpolator.interpolateObject( obj, model, new File( "." ), config, 
collector );
-        assertProblemFree( collector );        
+        assertProblemFree( collector );
 
         assertEquals( "val", obj.values.get( "key" ) );
         assertEquals( "value2", obj.values.get( "key2" ) );
@@ -329,7 +329,7 @@ public class StringSearchModelInterpolatorTest
 
         final SimpleProblemCollector collector = new SimpleProblemCollector();
         interpolator.interpolateObject( obj, model, new File( "." ), config, 
collector );
-        assertProblemFree( collector );        
+        assertProblemFree( collector );
 
         assertEquals( "value", ( (String[]) obj.values.get( "key" ) )[0] );
         assertEquals( "value2", ( (String[]) obj.values.get( "key" ) )[1] );
@@ -460,7 +460,7 @@ public class StringSearchModelInterpolatorTest
             return fooBar;
         }
     }
-    
+
     public void testFinalFieldsExcludedFromInterpolation()
     {
         Properties props = new Properties();

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/AbstractProfileActivatorTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/AbstractProfileActivatorTest.java
 
b/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/AbstractProfileActivatorTest.java
index 7449c36..0ec3b32 100644
--- 
a/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/AbstractProfileActivatorTest.java
+++ 
b/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/AbstractProfileActivatorTest.java
@@ -30,7 +30,7 @@ import org.codehaus.plexus.component.annotations.Component;
 
 /**
  * Provides common services to test {@link ProfileActivator} implementations.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public abstract class AbstractProfileActivatorTest<T extends ProfileActivator>

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/JdkVersionProfileActivatorTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/JdkVersionProfileActivatorTest.java
 
b/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/JdkVersionProfileActivatorTest.java
index e7bfe2c..440f120 100644
--- 
a/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/JdkVersionProfileActivatorTest.java
+++ 
b/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/JdkVersionProfileActivatorTest.java
@@ -26,7 +26,7 @@ import org.apache.maven.model.Profile;
 
 /**
  * Tests {@link JdkVersionProfileActivator}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class JdkVersionProfileActivatorTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/PropertyProfileActivatorTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/PropertyProfileActivatorTest.java
 
b/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/PropertyProfileActivatorTest.java
index 6434864..73ab967 100644
--- 
a/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/PropertyProfileActivatorTest.java
+++ 
b/maven-model-builder/src/test/java/org/apache/maven/model/profile/activation/PropertyProfileActivatorTest.java
@@ -27,7 +27,7 @@ import org.apache.maven.model.Profile;
 
 /**
  * Tests {@link PropertyProfileActivator}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class PropertyProfileActivatorTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/test/java/org/apache/maven/model/validation/DefaultModelValidatorTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/test/java/org/apache/maven/model/validation/DefaultModelValidatorTest.java
 
b/maven-model-builder/src/test/java/org/apache/maven/model/validation/DefaultModelValidatorTest.java
index ac7ead0..791a318 100644
--- 
a/maven-model-builder/src/test/java/org/apache/maven/model/validation/DefaultModelValidatorTest.java
+++ 
b/maven-model-builder/src/test/java/org/apache/maven/model/validation/DefaultModelValidatorTest.java
@@ -563,9 +563,9 @@ public class DefaultModelValidatorTest
                         
"'dependencies.dependency.exclusions.exclusion.groupId' for gid:aid:jar" );
         assertContains( result.getWarnings().get( 1 ),
                         
"'dependencies.dependency.exclusions.exclusion.artifactId' for gid:aid:jar" );
-        
+
         // MNG-3832: Aether (part of M3+) supports wildcard expressions for 
exclusions
-        
+
         SimpleProblemCollector result_30 = validate( 
"bad-dependency-exclusion-id.xml" );
 
         assertViolations( result_30, 0, 0, 0 );

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model-builder/src/test/resources/poms/validation/invalid-aggregator-packaging-pom.xml
----------------------------------------------------------------------
diff --git 
a/maven-model-builder/src/test/resources/poms/validation/invalid-aggregator-packaging-pom.xml
 
b/maven-model-builder/src/test/resources/poms/validation/invalid-aggregator-packaging-pom.xml
index b050b13..977f5db 100644
--- 
a/maven-model-builder/src/test/resources/poms/validation/invalid-aggregator-packaging-pom.xml
+++ 
b/maven-model-builder/src/test/resources/poms/validation/invalid-aggregator-packaging-pom.xml
@@ -23,7 +23,7 @@ under the License.
   <groupId>foo</groupId>
   <version>99.44</version>
   <packaging>bleh</packaging>
-  
+
   <modules>
     <module>test-module</module>
   </modules>

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/main/java/org/apache/maven/model/io/xpp3/package-info.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/main/java/org/apache/maven/model/io/xpp3/package-info.java 
b/maven-model/src/main/java/org/apache/maven/model/io/xpp3/package-info.java
index c52dd8e..648607c 100644
--- a/maven-model/src/main/java/org/apache/maven/model/io/xpp3/package-info.java
+++ b/maven-model/src/main/java/org/apache/maven/model/io/xpp3/package-info.java
@@ -4,7 +4,7 @@
  * These classes use
  * <a 
href="http://plexus.codehaus.org/plexus-utils/apidocs/org/codehaus/plexus/util/xml/pull/package-summary.html";>plexus-utils'
  * XML Pull Parser API</a> for their internal XML handling and
- * <a 
href="http://plexus.codehaus.org/plexus-utils/apidocs/org/codehaus/plexus/util/xml/Xpp3DomBuilder.html";>Xpp3DomBuilder</a>
 + 
+ * <a 
href="http://plexus.codehaus.org/plexus-utils/apidocs/org/codehaus/plexus/util/xml/Xpp3DomBuilder.html";>Xpp3DomBuilder</a>
 +
  * <a 
href="http://plexus.codehaus.org/plexus-utils/apidocs/org/codehaus/plexus/util/xml/Xpp3Dom.html";>Xpp3Dom</a>
 for
  * DOM content representation (see <code>&lt;configuration&gt;</code> 
elements).
  */

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ActivationFileTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/ActivationFileTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ActivationFileTest.java
index fdaa1d9..f88da58 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ActivationFileTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ActivationFileTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code ActivationFile}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ActivationFileTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ActivationOSTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/ActivationOSTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ActivationOSTest.java
index bcc56e8..f0d3045 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ActivationOSTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ActivationOSTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code ActivationOS}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ActivationOSTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ActivationPropertyTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/ActivationPropertyTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ActivationPropertyTest.java
index 38b234e..5f5e048 100644
--- 
a/maven-model/src/test/java/org/apache/maven/model/ActivationPropertyTest.java
+++ 
b/maven-model/src/test/java/org/apache/maven/model/ActivationPropertyTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code ActivationProperty}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ActivationPropertyTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ActivationTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/ActivationTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ActivationTest.java
index 96550d1..f6d0f91 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ActivationTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ActivationTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Activation}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ActivationTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/BuildTest.java
----------------------------------------------------------------------
diff --git a/maven-model/src/test/java/org/apache/maven/model/BuildTest.java 
b/maven-model/src/test/java/org/apache/maven/model/BuildTest.java
index 630d812..80a60d5 100644
--- a/maven-model/src/test/java/org/apache/maven/model/BuildTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/BuildTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Build}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class BuildTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/CiManagementTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/CiManagementTest.java 
b/maven-model/src/test/java/org/apache/maven/model/CiManagementTest.java
index 8803364..7194c84 100644
--- a/maven-model/src/test/java/org/apache/maven/model/CiManagementTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/CiManagementTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code CiManagement}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class CiManagementTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ContributorTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/ContributorTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ContributorTest.java
index d9cd17e..491b99a 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ContributorTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ContributorTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Contributor}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ContributorTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/DependencyManagementTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/DependencyManagementTest.java
 
b/maven-model/src/test/java/org/apache/maven/model/DependencyManagementTest.java
index f964da4..7702c62 100644
--- 
a/maven-model/src/test/java/org/apache/maven/model/DependencyManagementTest.java
+++ 
b/maven-model/src/test/java/org/apache/maven/model/DependencyManagementTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code DependencyManagement}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class DependencyManagementTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/DependencyTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/DependencyTest.java 
b/maven-model/src/test/java/org/apache/maven/model/DependencyTest.java
index d0e7dd9..ec0a833 100644
--- a/maven-model/src/test/java/org/apache/maven/model/DependencyTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/DependencyTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Dependency}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class DependencyTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/DeploymentRepositoryTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/DeploymentRepositoryTest.java
 
b/maven-model/src/test/java/org/apache/maven/model/DeploymentRepositoryTest.java
index 1984356..169ec65 100644
--- 
a/maven-model/src/test/java/org/apache/maven/model/DeploymentRepositoryTest.java
+++ 
b/maven-model/src/test/java/org/apache/maven/model/DeploymentRepositoryTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code DeploymentRepository}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class DeploymentRepositoryTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/DeveloperTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/DeveloperTest.java 
b/maven-model/src/test/java/org/apache/maven/model/DeveloperTest.java
index 5c9c480..c0dfe56 100644
--- a/maven-model/src/test/java/org/apache/maven/model/DeveloperTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/DeveloperTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Developer}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class DeveloperTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/DistributionManagementTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/DistributionManagementTest.java
 
b/maven-model/src/test/java/org/apache/maven/model/DistributionManagementTest.java
index d3110df..0314d61 100644
--- 
a/maven-model/src/test/java/org/apache/maven/model/DistributionManagementTest.java
+++ 
b/maven-model/src/test/java/org/apache/maven/model/DistributionManagementTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code DistributionManagement}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class DistributionManagementTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ExclusionTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/ExclusionTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ExclusionTest.java
index b80c2e8..6febace 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ExclusionTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ExclusionTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Exclusion}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ExclusionTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ExtensionTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/ExtensionTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ExtensionTest.java
index 34afb8e..4b8cd8a 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ExtensionTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ExtensionTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Extension}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ExtensionTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/IssueManagementTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/IssueManagementTest.java 
b/maven-model/src/test/java/org/apache/maven/model/IssueManagementTest.java
index bcd25ec..5e50c15 100644
--- a/maven-model/src/test/java/org/apache/maven/model/IssueManagementTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/IssueManagementTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code IssueManagement}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class IssueManagementTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/LicenseTest.java
----------------------------------------------------------------------
diff --git a/maven-model/src/test/java/org/apache/maven/model/LicenseTest.java 
b/maven-model/src/test/java/org/apache/maven/model/LicenseTest.java
index 012a5dd..179921b 100644
--- a/maven-model/src/test/java/org/apache/maven/model/LicenseTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/LicenseTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code License}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class LicenseTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/MailingListTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/MailingListTest.java 
b/maven-model/src/test/java/org/apache/maven/model/MailingListTest.java
index f702673..6129695 100644
--- a/maven-model/src/test/java/org/apache/maven/model/MailingListTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/MailingListTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code MailingList}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class MailingListTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ModelTest.java
----------------------------------------------------------------------
diff --git a/maven-model/src/test/java/org/apache/maven/model/ModelTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ModelTest.java
index 9fcadfa..c9ec4da 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ModelTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ModelTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Model}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ModelTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/NotifierTest.java
----------------------------------------------------------------------
diff --git a/maven-model/src/test/java/org/apache/maven/model/NotifierTest.java 
b/maven-model/src/test/java/org/apache/maven/model/NotifierTest.java
index bbafb6b..4e5d068 100644
--- a/maven-model/src/test/java/org/apache/maven/model/NotifierTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/NotifierTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Notifier}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class NotifierTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/OrganizationTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/OrganizationTest.java 
b/maven-model/src/test/java/org/apache/maven/model/OrganizationTest.java
index b7ea28e..48abe77 100644
--- a/maven-model/src/test/java/org/apache/maven/model/OrganizationTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/OrganizationTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Organization}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class OrganizationTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ParentTest.java
----------------------------------------------------------------------
diff --git a/maven-model/src/test/java/org/apache/maven/model/ParentTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ParentTest.java
index 04f5a74..78d4567 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ParentTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ParentTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Parent}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ParentTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/PluginConfigurationTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/PluginConfigurationTest.java 
b/maven-model/src/test/java/org/apache/maven/model/PluginConfigurationTest.java
index 08a9531..cbb123d 100644
--- 
a/maven-model/src/test/java/org/apache/maven/model/PluginConfigurationTest.java
+++ 
b/maven-model/src/test/java/org/apache/maven/model/PluginConfigurationTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code PluginConfiguration}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class PluginConfigurationTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/PluginContainerTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/PluginContainerTest.java 
b/maven-model/src/test/java/org/apache/maven/model/PluginContainerTest.java
index 8c12773..878298c 100644
--- a/maven-model/src/test/java/org/apache/maven/model/PluginContainerTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/PluginContainerTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code PluginContainer}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class PluginContainerTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/PluginExecutionTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/PluginExecutionTest.java 
b/maven-model/src/test/java/org/apache/maven/model/PluginExecutionTest.java
index 72d73fd..e8fff51 100644
--- a/maven-model/src/test/java/org/apache/maven/model/PluginExecutionTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/PluginExecutionTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code PluginExecution}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class PluginExecutionTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/PluginManagementTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/PluginManagementTest.java 
b/maven-model/src/test/java/org/apache/maven/model/PluginManagementTest.java
index fb80a77..571399f 100644
--- a/maven-model/src/test/java/org/apache/maven/model/PluginManagementTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/PluginManagementTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code PluginManagement}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class PluginManagementTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/PluginTest.java
----------------------------------------------------------------------
diff --git a/maven-model/src/test/java/org/apache/maven/model/PluginTest.java 
b/maven-model/src/test/java/org/apache/maven/model/PluginTest.java
index 6e2d12a..582145e 100644
--- a/maven-model/src/test/java/org/apache/maven/model/PluginTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/PluginTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Plugin}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class PluginTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/PrerequisitesTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/PrerequisitesTest.java 
b/maven-model/src/test/java/org/apache/maven/model/PrerequisitesTest.java
index 7b352e2..727f2c3 100644
--- a/maven-model/src/test/java/org/apache/maven/model/PrerequisitesTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/PrerequisitesTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Prerequisites}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class PrerequisitesTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ProfileTest.java
----------------------------------------------------------------------
diff --git a/maven-model/src/test/java/org/apache/maven/model/ProfileTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ProfileTest.java
index 9085964..512e2a8 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ProfileTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ProfileTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Profile}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ProfileTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/RelocationTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/RelocationTest.java 
b/maven-model/src/test/java/org/apache/maven/model/RelocationTest.java
index 9319d20..265304d 100644
--- a/maven-model/src/test/java/org/apache/maven/model/RelocationTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/RelocationTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Relocation}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class RelocationTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ReportPluginTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/ReportPluginTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ReportPluginTest.java
index 53e8a00..d10cb79 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ReportPluginTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ReportPluginTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code ReportPlugin}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ReportPluginTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ReportSetTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/ReportSetTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ReportSetTest.java
index b3a789a..2f51415 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ReportSetTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ReportSetTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code ReportSet}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ReportSetTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ReportingTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/ReportingTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ReportingTest.java
index 46f22a3..dbc0fa2 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ReportingTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ReportingTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Reporting}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ReportingTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/RepositoryPolicyTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/RepositoryPolicyTest.java 
b/maven-model/src/test/java/org/apache/maven/model/RepositoryPolicyTest.java
index f983df9..3ae3435 100644
--- a/maven-model/src/test/java/org/apache/maven/model/RepositoryPolicyTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/RepositoryPolicyTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code RepositoryPolicy}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class RepositoryPolicyTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/RepositoryTest.java
----------------------------------------------------------------------
diff --git 
a/maven-model/src/test/java/org/apache/maven/model/RepositoryTest.java 
b/maven-model/src/test/java/org/apache/maven/model/RepositoryTest.java
index 3b27b14..b68b70a 100644
--- a/maven-model/src/test/java/org/apache/maven/model/RepositoryTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/RepositoryTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Repository}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class RepositoryTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ResourceTest.java
----------------------------------------------------------------------
diff --git a/maven-model/src/test/java/org/apache/maven/model/ResourceTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ResourceTest.java
index 012be55..fa40ab4 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ResourceTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ResourceTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Resource}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ResourceTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/ScmTest.java
----------------------------------------------------------------------
diff --git a/maven-model/src/test/java/org/apache/maven/model/ScmTest.java 
b/maven-model/src/test/java/org/apache/maven/model/ScmTest.java
index 57dba9c..4d76993 100644
--- a/maven-model/src/test/java/org/apache/maven/model/ScmTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/ScmTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Scm}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class ScmTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-model/src/test/java/org/apache/maven/model/SiteTest.java
----------------------------------------------------------------------
diff --git a/maven-model/src/test/java/org/apache/maven/model/SiteTest.java 
b/maven-model/src/test/java/org/apache/maven/model/SiteTest.java
index 7813670..84896bb 100644
--- a/maven-model/src/test/java/org/apache/maven/model/SiteTest.java
+++ b/maven-model/src/test/java/org/apache/maven/model/SiteTest.java
@@ -23,7 +23,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@code Site}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class SiteTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-plugin-api/src/main/java/org/apache/maven/plugin/MojoNotFoundException.java
----------------------------------------------------------------------
diff --git 
a/maven-plugin-api/src/main/java/org/apache/maven/plugin/MojoNotFoundException.java
 
b/maven-plugin-api/src/main/java/org/apache/maven/plugin/MojoNotFoundException.java
index ab4568c..4d99546 100644
--- 
a/maven-plugin-api/src/main/java/org/apache/maven/plugin/MojoNotFoundException.java
+++ 
b/maven-plugin-api/src/main/java/org/apache/maven/plugin/MojoNotFoundException.java
@@ -31,7 +31,7 @@ public class MojoNotFoundException
     private String goal;
 
     private PluginDescriptor pluginDescriptor;
-        
+
     public MojoNotFoundException( String goal, PluginDescriptor 
pluginDescriptor )
     {
         super( toMessage( goal, pluginDescriptor ) );
@@ -48,7 +48,7 @@ public class MojoNotFoundException
     public PluginDescriptor getPluginDescriptor()
     {
         return pluginDescriptor;
-    }        
+    }
 
     private static String toMessage( String goal, PluginDescriptor 
pluginDescriptor )
     {

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-plugin-api/src/main/java/org/apache/maven/plugin/descriptor/MojoDescriptor.java
----------------------------------------------------------------------
diff --git 
a/maven-plugin-api/src/main/java/org/apache/maven/plugin/descriptor/MojoDescriptor.java
 
b/maven-plugin-api/src/main/java/org/apache/maven/plugin/descriptor/MojoDescriptor.java
index 7ebb04a..bc2d555 100644
--- 
a/maven-plugin-api/src/main/java/org/apache/maven/plugin/descriptor/MojoDescriptor.java
+++ 
b/maven-plugin-api/src/main/java/org/apache/maven/plugin/descriptor/MojoDescriptor.java
@@ -291,7 +291,7 @@ public class MojoDescriptor
      * resolution, this does not include the download of the files for the 
dependency artifacts. It is meant for mojos
      * that only want to analyze the set of transitive dependencies, in 
particular during early lifecycle phases where
      * full dependency resolution might fail due to projects which haven't 
been built yet.
-     * 
+     *
      * @return The scope of (transitive) dependencies that should be collected 
or {@code null} if none.
      * @since 3.0-alpha-3
      */

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-plugin-api/src/main/java/org/apache/maven/plugin/descriptor/PluginDescriptor.java
----------------------------------------------------------------------
diff --git 
a/maven-plugin-api/src/main/java/org/apache/maven/plugin/descriptor/PluginDescriptor.java
 
b/maven-plugin-api/src/main/java/org/apache/maven/plugin/descriptor/PluginDescriptor.java
index b15f7e0..1d6f1be 100644
--- 
a/maven-plugin-api/src/main/java/org/apache/maven/plugin/descriptor/PluginDescriptor.java
+++ 
b/maven-plugin-api/src/main/java/org/apache/maven/plugin/descriptor/PluginDescriptor.java
@@ -251,7 +251,7 @@ public class PluginDescriptor
 
     /**
      * The map of artifacts accessible by the versionlessKey, i.e. 
groupId:artifactId
-     * 
+     *
      * @return a Map of artifacts, never {@code null}
      * @see #getArtifacts()
      */

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-plugin-api/src/test/java/org/apache/maven/plugin/descriptor/PluginDescriptorBuilderTest.java
----------------------------------------------------------------------
diff --git 
a/maven-plugin-api/src/test/java/org/apache/maven/plugin/descriptor/PluginDescriptorBuilderTest.java
 
b/maven-plugin-api/src/test/java/org/apache/maven/plugin/descriptor/PluginDescriptorBuilderTest.java
index 5fbf76e..799e3af 100644
--- 
a/maven-plugin-api/src/test/java/org/apache/maven/plugin/descriptor/PluginDescriptorBuilderTest.java
+++ 
b/maven-plugin-api/src/test/java/org/apache/maven/plugin/descriptor/PluginDescriptorBuilderTest.java
@@ -32,7 +32,7 @@ import junit.framework.TestCase;
 
 /**
  * Tests {@link PluginDescriptorBuilder}.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class PluginDescriptorBuilderTest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-plugin-api/src/test/resources/plugin.xml
----------------------------------------------------------------------
diff --git a/maven-plugin-api/src/test/resources/plugin.xml 
b/maven-plugin-api/src/test/resources/plugin.xml
index 49db316..6b97211 100644
--- a/maven-plugin-api/src/test/resources/plugin.xml
+++ b/maven-plugin-api/src/test/resources/plugin.xml
@@ -55,7 +55,7 @@ under the License.
           <name>finalName</name>
           <alias>jarName</alias>
           <type>java.lang.String</type>
-          <implementation>java.lang.String</implementation> 
+          <implementation>java.lang.String</implementation>
           <required>false</required>
           <editable>true</editable>
           <description>parameter-description</description>

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuilder.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuilder.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuilder.java
index 74709ae..29a4318 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuilder.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuilder.java
@@ -44,7 +44,7 @@ import 
org.codehaus.plexus.interpolation.RegexBasedInterpolator;
 
 /**
  * Builds the effective settings from a user settings file and/or a global 
settings file.
- * 
+ *
  * @author Benjamin Bentmann
  */
 @Component( role = SettingsBuilder.class )

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuilderFactory.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuilderFactory.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuilderFactory.java
index cb7d4c5..e728ec5 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuilderFactory.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuilderFactory.java
@@ -31,7 +31,7 @@ import org.apache.maven.settings.validation.SettingsValidator;
  * is only meant as a utility for developers that want to employ the settings 
builder outside of the Maven build system,
  * Maven plugins should always acquire settings builder instances via 
dependency injection. Developers might want to
  * subclass this factory to provide custom implementations for some of the 
components used by the settings builder.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class DefaultSettingsBuilderFactory
@@ -54,7 +54,7 @@ public class DefaultSettingsBuilderFactory
 
     /**
      * Creates a new settings builder instance.
-     * 
+     *
      * @return The new settings builder instance, never {@code null}.
      */
     public DefaultSettingsBuilder newInstance()

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuildingRequest.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuildingRequest.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuildingRequest.java
index 08c93fc..14dc228 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuildingRequest.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuildingRequest.java
@@ -24,7 +24,7 @@ import java.util.Properties;
 
 /**
  * Collects settings that control building of effective settings.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class DefaultSettingsBuildingRequest

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuildingResult.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuildingResult.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuildingResult.java
index de9d73a..e6d51c9 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuildingResult.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsBuildingResult.java
@@ -26,7 +26,7 @@ import org.apache.maven.settings.Settings;
 
 /**
  * Collects the output of the settings builder.
- * 
+ *
  * @author Benjamin Bentmann
  */
 class DefaultSettingsBuildingResult

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsProblem.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsProblem.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsProblem.java
index 9f56aef..cf15a03 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsProblem.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsProblem.java
@@ -23,7 +23,7 @@ package org.apache.maven.settings.building;
  * Describes a problem that was encountered during settings building. A 
problem can either be an exception that was
  * thrown or a simple string message. In addition, a problem carries a hint 
about its source, e.g. the settings file
  * that exhibits the problem.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class DefaultSettingsProblem
@@ -44,7 +44,7 @@ public class DefaultSettingsProblem
 
     /**
      * Creates a new problem with the specified message and exception.
-     * 
+     *
      * @param message The message describing the problem, may be {@code null}.
      * @param severity The severity level of the problem, may be {@code null} 
to default to
      *            {@link SettingsProblem.Severity#ERROR}.

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsProblemCollector.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsProblemCollector.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsProblemCollector.java
index 75eeec4..bcab779 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsProblemCollector.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/DefaultSettingsProblemCollector.java
@@ -26,7 +26,7 @@ import org.apache.maven.settings.io.SettingsParseException;
 
 /**
  * Collects problems that are encountered during settings building.
- * 
+ *
  * @author Benjamin Bentmann
  */
 class DefaultSettingsProblemCollector

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/FileSettingsSource.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/FileSettingsSource.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/FileSettingsSource.java
index 80c5e78..a821e08 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/FileSettingsSource.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/FileSettingsSource.java
@@ -26,7 +26,7 @@ import java.io.InputStream;
 
 /**
  * Wraps an ordinary {@link File} as a settings source.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class FileSettingsSource
@@ -37,7 +37,7 @@ public class FileSettingsSource
 
     /**
      * Creates a new settings source backed by the specified file.
-     * 
+     *
      * @param settingsFile The settings file, must not be {@code null}.
      */
     public FileSettingsSource( File settingsFile )
@@ -62,7 +62,7 @@ public class FileSettingsSource
 
     /**
      * Gets the settings file of this model source.
-     * 
+     *
      * @return The underlying settings file, never {@code null}.
      */
     public File getSettingsFile()

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuilder.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuilder.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuilder.java
index ed9c986..61e34e9 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuilder.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuilder.java
@@ -21,7 +21,7 @@ package org.apache.maven.settings.building;
 
 /**
  * Builds the effective settings from a user settings file and/or a global 
settings file.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface SettingsBuilder
@@ -29,7 +29,7 @@ public interface SettingsBuilder
 
     /**
      * Builds the effective settings of the specified settings files.
-     * 
+     *
      * @param request The settings building request that holds the parameters, 
must not be {@code null}.
      * @return The result of the settings building, never {@code null}.
      * @throws SettingsBuildingException If the effective settings could not 
be built.

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingException.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingException.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingException.java
index 438e961..f7d48e4 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingException.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingException.java
@@ -28,7 +28,7 @@ import java.util.List;
  * Signals one ore more errors during settings building. The settings builder 
tries to collect as many problems as
  * possible before eventually failing to provide callers with rich error 
information. Use {@link #getProblems()} to
  * query the details of the failure.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public class SettingsBuildingException
@@ -39,7 +39,7 @@ public class SettingsBuildingException
 
     /**
      * Creates a new exception with the specified problems.
-     * 
+     *
      * @param problems The problems that causes this exception, may be {@code 
null}.
      */
     public SettingsBuildingException( List<SettingsProblem> problems )
@@ -55,7 +55,7 @@ public class SettingsBuildingException
 
     /**
      * Gets the problems that caused this exception.
-     * 
+     *
      * @return The problems that caused this exception, never {@code null}.
      */
     public List<SettingsProblem> getProblems()

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingRequest.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingRequest.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingRequest.java
index cc76e32..92d87d8 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingRequest.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingRequest.java
@@ -24,7 +24,7 @@ import java.util.Properties;
 
 /**
  * Collects settings that control the building of effective settings.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface SettingsBuildingRequest
@@ -32,7 +32,7 @@ public interface SettingsBuildingRequest
 
     /**
      * Gets the global settings file.
-     * 
+     *
      * @return The global settings file or {@code null} if none.
      */
     File getGlobalSettingsFile();
@@ -40,7 +40,7 @@ public interface SettingsBuildingRequest
     /**
      * Sets the global settings file. A non-existent settings file is 
equivalent to empty settings. If both user
      * settings and global settings are given, the user settings take 
precedence.
-     * 
+     *
      * @param globalSettingsFile The global settings file, may be {@code null} 
to disable global settings.
      * @return This request, never {@code null}.
      */
@@ -48,7 +48,7 @@ public interface SettingsBuildingRequest
 
     /**
      * Gets the global settings source.
-     * 
+     *
      * @return The global settings source or {@code null} if none.
      */
     SettingsSource getGlobalSettingsSource();
@@ -56,7 +56,7 @@ public interface SettingsBuildingRequest
     /**
      * Sets the global settings source. If both user settings and a global 
settings are given, the user settings take
      * precedence.
-     * 
+     *
      * @param globalSettingsSource The global settings source, may be {@code 
null} to disable global settings.
      * @return This request, never {@code null}.
      */
@@ -64,7 +64,7 @@ public interface SettingsBuildingRequest
 
     /**
      * Gets the user settings file.
-     * 
+     *
      * @return The user settings file or {@code null} if none.
      */
     File getUserSettingsFile();
@@ -72,7 +72,7 @@ public interface SettingsBuildingRequest
     /**
      * Sets the user settings file. A non-existent settings file is equivalent 
to empty settings. If both a user
      * settings file and a global settings file are given, the user settings 
take precedence.
-     * 
+     *
      * @param userSettingsFile The user settings file, may be {@code null} to 
disable user settings.
      * @return This request, never {@code null}.
      */
@@ -80,7 +80,7 @@ public interface SettingsBuildingRequest
 
     /**
      * Gets the user settings source.
-     * 
+     *
      * @return The user settings source or {@code null} if none.
      */
     SettingsSource getUserSettingsSource();
@@ -88,7 +88,7 @@ public interface SettingsBuildingRequest
     /**
      * Sets the user settings source. If both user settings and a global 
settings are given, the user settings take
      * precedence.
-     * 
+     *
      * @param userSettingsSource The user settings source, may be {@code null} 
to disable user settings.
      * @return This request, never {@code null}.
      */
@@ -97,7 +97,7 @@ public interface SettingsBuildingRequest
     /**
      * Gets the system properties to use for interpolation. The system 
properties are collected from the runtime
      * environment like {@link System#getProperties()} and environment 
variables.
-     * 
+     *
      * @return The system properties, never {@code null}.
      */
     Properties getSystemProperties();
@@ -105,7 +105,7 @@ public interface SettingsBuildingRequest
     /**
      * Sets the system properties to use for interpolation. The system 
properties are collected from the runtime
      * environment like {@link System#getProperties()} and environment 
variables.
-     * 
+     *
      * @param systemProperties The system properties, may be {@code null}.
      * @return This request, never {@code null}.
      */
@@ -114,7 +114,7 @@ public interface SettingsBuildingRequest
     /**
      * Gets the user properties to use for interpolation. The user properties 
have been configured directly by the user
      * on his discretion, e.g. via the {@code -Dkey=value} parameter on the 
command line.
-     * 
+     *
      * @return The user properties, never {@code null}.
      */
     Properties getUserProperties();
@@ -122,7 +122,7 @@ public interface SettingsBuildingRequest
     /**
      * Sets the user properties to use for interpolation. The user properties 
have been configured directly by the user
      * on his discretion, e.g. via the {@code -Dkey=value} parameter on the 
command line.
-     * 
+     *
      * @param userProperties The user properties, may be {@code null}.
      * @return This request, never {@code null}.
      */

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingResult.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingResult.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingResult.java
index 3fb6327..43b2359 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingResult.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsBuildingResult.java
@@ -25,7 +25,7 @@ import org.apache.maven.settings.Settings;
 
 /**
  * Collects the output of the settings builder.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface SettingsBuildingResult
@@ -33,7 +33,7 @@ public interface SettingsBuildingResult
 
     /**
      * Gets the assembled settings.
-     * 
+     *
      * @return The assembled settings, never {@code null}.
      */
     Settings getEffectiveSettings();
@@ -42,7 +42,7 @@ public interface SettingsBuildingResult
      * Gets the problems that were encountered during the settings building. 
Note that only problems of severity
      * {@link SettingsProblem.Severity#WARNING} and below are reported here. 
Problems with a higher severity level cause
      * the settings builder to fail with a {@link SettingsBuildingException}.
-     * 
+     *
      * @return The problems that were encountered during the settings 
building, can be empty but never {@code null}.
      */
     List<SettingsProblem> getProblems();

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsProblem.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsProblem.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsProblem.java
index c0798cd..e9e563d 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsProblem.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsProblem.java
@@ -23,7 +23,7 @@ package org.apache.maven.settings.building;
  * Describes a problem that was encountered during settings building. A 
problem can either be an exception that was
  * thrown or a simple string message. In addition, a problem carries a hint 
about its source, e.g. the settings file
  * that exhibits the problem.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface SettingsProblem
@@ -46,7 +46,7 @@ public interface SettingsProblem
      * creator of the problem, the general expectation is that the hint 
provides sufficient information to the user to
      * track the problem back to its origin. A concrete example for such a 
source hint can be the file path or URL from
      * which the settings were read.
-     * 
+     *
      * @return The hint about the source of the problem or an empty string if 
unknown, never {@code null}.
      */
     String getSource();
@@ -54,7 +54,7 @@ public interface SettingsProblem
     /**
      * Gets the one-based index of the line containing the problem. The line 
number should refer to some text file that
      * is given by {@link #getSource()}.
-     * 
+     *
      * @return The one-based index of the line containing the problem or a 
non-positive value if unknown.
      */
     int getLineNumber();
@@ -62,7 +62,7 @@ public interface SettingsProblem
     /**
      * Gets the one-based index of the column containing the problem. The 
column number should refer to some text file
      * that is given by {@link #getSource()}.
-     * 
+     *
      * @return The one-based index of the column containing the problem or 
non-positive value if unknown.
      */
     int getColumnNumber();
@@ -71,28 +71,28 @@ public interface SettingsProblem
      * Gets the location of the problem. The location is a user-friendly 
combination of the values from
      * {@link #getSource()}, {@link #getLineNumber()} and {@link 
#getColumnNumber()}. The exact syntax of the returned
      * value is undefined.
-     * 
+     *
      * @return The location of the problem, never {@code null}.
      */
     String getLocation();
 
     /**
      * Gets the exception that caused this problem (if any).
-     * 
+     *
      * @return The exception that caused this problem or {@code null} if not 
applicable.
      */
     Exception getException();
 
     /**
      * Gets the message that describes this problem.
-     * 
+     *
      * @return The message describing this problem, never {@code null}.
      */
     String getMessage();
 
     /**
      * Gets the severity level of this problem.
-     * 
+     *
      * @return The severity level of this problem, never {@code null}.
      */
     Severity getSeverity();

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsProblemCollector.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsProblemCollector.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsProblemCollector.java
index 74f5659..63869c0 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsProblemCollector.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsProblemCollector.java
@@ -21,7 +21,7 @@ package org.apache.maven.settings.building;
 
 /**
  * Collects problems that are encountered during settings building.
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface SettingsProblemCollector
@@ -29,7 +29,7 @@ public interface SettingsProblemCollector
 
     /**
      * Adds the specified problem.
-     * 
+     *
      * @param severity The severity of the problem, must not be {@code null}.
      * @param message The detail message of the problem, may be {@code null}.
      * @param line The one-based index of the line containing the problem or 
{@code -1} if unknown.

http://git-wip-us.apache.org/repos/asf/maven/blob/0343c526/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsSource.java
----------------------------------------------------------------------
diff --git 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsSource.java
 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsSource.java
index 82274e5..3297ab4 100644
--- 
a/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsSource.java
+++ 
b/maven-settings-builder/src/main/java/org/apache/maven/settings/building/SettingsSource.java
@@ -24,7 +24,7 @@ import java.io.InputStream;
 
 /**
  * Provides access to the contents of settings independently of the backing 
store (e.g. file system, database, memory).
- * 
+ *
  * @author Benjamin Bentmann
  */
 public interface SettingsSource
@@ -33,7 +33,7 @@ public interface SettingsSource
     /**
      * Gets a byte stream to the settings contents. Closing the returned 
stream is the responsibility of the caller.
      * Note that each invocation of this method returns a new/fresh stream 
which represents the entire contents.
-     * 
+     *
      * @return A byte stream to the settings contents, never {@code null}.
      */
     InputStream getInputStream()
@@ -42,7 +42,7 @@ public interface SettingsSource
     /**
      * Provides a user-friendly hint about the location of the settings. This 
could be a local file path, a URI or just
      * an empty string. The intention is to assist users during error 
reporting.
-     * 
+     *
      * @return A user-friendly hint about the location of the settings, never 
{@code null}.
      */
     String getLocation();

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