Fix kolab issue 2931

"The ACL of a folder without admin rights are not shown with a wrong message."
When we don't have admin rights we can't get retreived right and label was bad
in this case.

Need to backport to e4/trunk (not in 4.2 because we change i18n)

svn path=/branches/kdepim/enterprise/kdepim/; revision=955451

folderdiaacltab.cpp

@@ -428,7 +428,7 @@ void KMail::FolderDiaACLTab::load()
       /* We either synced, or we read user rights from the config, so we can
          assume the server supports acls and an empty list means we haven't
          synced yet. */
-      mLabel->setText( i18n( "Information not retrieved from server yet, please use \"Check Mail\"." ) );
+      mLabel->setText( i18n( "Information not retrieved from server, you need to use \"Check Mail\" and have administrative privileges on the folder."));
     } else {
       loadFinished( folderImap->aclList() );
     }