- implemented setting common name (cn) for an LdapUser
 - removed superfluous use statement in LdapUser class
Merge branch 'master' of git://github.com/bschultz/LdapBundle into bschultz-master

Conflicts:
	User/LdapUser.php
Merge branch 'master' of git://github.com/BorisMorel/LdapBundle