Multi-language fixes for groups, changed some fields that used s_lang session var (alot more to do on this, we'll do it as we go through all the admin sections)

git-svn-id: file:///Users/Shitiz/Downloads/lssvn/source/phpsurveyor@2082 b72ed6b6-b9f8-46b5-92b4-906544132732