[MNG-5771] added core extension reference
Project: http://git-wip-us.apache.org/repos/asf/maven/repo
Commit: http://git-wip-us.apache.org/repos/asf/maven/commit/08715d87
Tree: http://git-wip-us.apache.org/repos/asf/maven/tree/08715d87
Diff: http://git-wip-us.apache.org/repos/asf/maven/diff/08715d8
Repository: maven
Updated Branches:
refs/heads/master cb356ed47 -> 08715d87d
[MNG-5771] added core extension reference
Project: http://git-wip-us.apache.org/repos/asf/maven/repo
Commit: http://git-wip-us.apache.org/repos/asf/maven/commit/08715d87
Tree: http://git-wip-us.apache.org/repos/asf/ma