Let put rootDN in sequence annotation
[PAM-42] Fix bug when user have multiple password (not update passwordfield if is multiple)
Add Documentation and GPLv2 Licence
Merge remote branch 'remotes/kategray/master'

Conflicts:
	DependencyInjection/Configuration.php
	DependencyInjection/GorgLdapOrmExtension.php
Fix regression introduce by mergin
Update README with change by merge
Fix dependancy on twig2 services
Complete documentation for advanced usage
Add test for LdapFilter class
Add ClassMetaDataCollection unit test
Fix bug in multivalued filed
Fix bug in last commit