[maven-release-plugin] prepare branch 3.1

git-svn-id: https://svn.forgerock.org/openig/trunk@780 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
[maven-release-plugin] prepare for next development iteration

git-svn-id: https://svn.forgerock.org/openig/trunk@782 dbb9e58e-28e6-4ce0-90e8-f11d9605b710
Wrong version number 3.2-SNAPSHOT --> 3.2.0-SNAPSHOT

git-svn-id: https://svn.forgerock.org/openig/trunk@783 dbb9e58e-28e6-4ce0-90e8-f11d9605b710