added version numbers to various plugins. replaced now deprecated ${version} with ${project.version}
added version numbers to various plugins.
replaced now deprecated ${version} with ${project.version}

git-svn-id: 7b8be7b2f8bf58e8147c910303b95fa2b8d9948f@705 2534bb62-2c4b-0410-85e8-b5006b95c4ae

mintern/gson