MAVEN-121
[maven-release-plugin] prepare release 6.1.30.1
Revert "[maven-release-plugin] prepare release 6.1.30.1"

This reverts commit c86635dff14038d2e032753960e00a82530a984b.
[maven-release-plugin] prepare release 6.2.10.5
[maven-release-plugin] prepare for next development iteration