* All searches are done using the SUBTREE_SCOPE instead of the default, OBJECT_SCOPE. 
* The class now correctly uses the ldap.groupNameField section of the XML config file. 
* Correctly sorts groups and members within groups. 
* Correctly handle special characters, commas, within the CN (common name).


git-svn-id: http://svn.igniterealtime.org/svn/repos/messenger/trunk@1687 b35dd754-fafc-0310-a699-88a17e54d16e