Add .gitignore file to Commons Configuration

Hello experts I added a gitignore file to Commons Configuration project. https://github.com/apache/commons-configuration/pull/9/files Thanks Minglei

Which is the best common project to put this code ? Configuration or Collections ?

Hello experts I implemented a tool that can directly read a file name by its current classloader read an Inputstream and returns a java.util.Properties and created two JIRA for this issue as I am not sure which components are the best. The code and the conversions are here: https://github.com