sourcepit/b2#1: Updated several dependency and Maven plugin versions.
sourcepit/b2#1: osgified-artifacts.qualifier 201411231959
sourcepit/b2#1: maven.plugin.version 3.2
sourcepit/b2#1: Downgraded aether.version 0.9.1.v20140329 due to
incompatibilities to Maven 3.2.3
sourcepit/b2#1: Managed maven-core and aether
* Excluded transitive dependencies to Plexus from maven-core
* Added new aether projects
sourcepit/b2#1: Introduced property maven.releasePlugin.version
(required by b2 ReleaseIT)
sourcepit/b2#1: Merge branch 'sourcepit/b2#1'