[maven-release-plugin] prepare release gson-2.2.2
[maven-release-plugin] prepare release gson-2.2.2

git-svn-id: 7b8be7b2f8bf58e8147c910303b95fa2b8d9948f@1163 2534bb62-2c4b-0410-85e8-b5006b95c4ae

mintern/gson