migrated userrights in $wgDBname switch to wgGroupPermissions

migrated userrights in $wgDBname switch to wgGroupPermissions
fixing error (second edit for pull rq)

fixing error
Blank comment by request

Blank comment by request
Merge pull request #240 from Southparkfan/patch-5

migrated userrights in $wgDBname switch to wgGroupPermissions