[sfDoctrineGuardPlugin][trunk] add german translation
[sfDoctrineGuardPlugin][trunk] add german translation

git-svn-id: e6180648f1438032975755a03660179a2fce9ff1@30724 ee427ae8-e902-0410-961c-c3ed070cd9f9

pixelfusion/sfDoctrineGuardPlugin,nixilla/sfDoctrineGuardPlugin,maxim-oleinik/sfDoctrineGuardPlugin