Change snapshot version to 1.0-RC-3.1-SNAPSHOT for minor release.
[maven-release-plugin] prepare release gwtp-1.0-RC-3.1
[maven-release-plugin] prepare for next development iteration
Changing back to rc-4
Merge pull request #250 from ArcBees/brandon_release

Change snapshot version to 1.0-RC-3.1-SNAPSHOT for minor release.