Ignoring Maven Release Plugin generated files.
Commented modules federation, social and oauth for 3.0.0.Alpha1 release.
Changed the old release profile to distribution. Added a release profile without the docs and diest modules.
[maven-release-plugin] prepare release v3.0.0.Alpha1
[maven-release-plugin] prepare for next development iteration
Merge branch 'release/v3.0.0.Alpha1'