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

This reverts commit 9af3fb7385d1f9f221962f1d2d725ff79bd82033.
Revert "[maven-release-plugin] prepare release v1.1.0-snapshot2"

This reverts commit e1535ad3c6f7400f2b7915ea91da9c60510557ba.