Revert "[maven-release-plugin] prepare for next development iteration"

This reverts commit bab5108a22efcd641b8390b1cbbd5de674eb8a51.
Revert "[maven-release-plugin] prepare release 0.3.2"

This reverts commit ffa923a23c920e0558745493f7ed54de2d30ae85.
Fix plugin execution ordering in titan-site's pom