BISERVER-8223 - Fixing LDAP on server. Squashed commit for LDAP changes

BISERVER-8668 - Insufficient permissions for creating folders for LDAP users.
Added roleMapper interface and class. Added to DefaultRoleUserDetailsServiceDecorator since it is already adding the default role Authenticated. Still need to find the right place to add the admin role

BISERVER-8223 - Fixing LDAP on server

BISERVER-8688 - Add default namespace to fix XPath query after XML DTD change

BISERVER-8690 Create IRoleMapper impl for JDBC and LDAP