Build #38

Version to release, e.g. 1.0.1. Default value is from POM snapshot.
Next snapshot version to set, e.g. 1.0.2-SNAPSHOT. Default value is from POM snapshot with last component incremented by 1.
Branch to release. Default is 'master'.
Do not publish artifacts to OSSRH and code changes to GitHub.
Allows to overwrite existing version in git and OSSRH staging repositories.