[maven-release-plugin] prepare release roboguice-aggregator-3.0
Revert "[maven-release-plugin] prepare release roboguice-aggregator-3.0"

This reverts commit 0fbb6c5788195c516d11118040c8ff16c997520c.
[maven-release-plugin] prepare release roboguice-aggregator-3.0
[maven-release-plugin] prepare for next development iteration