Wizard: enable base DN for editing, if not base DN could have been detected....

Wizard: enable base DN for editing, if not base DN could have been detected. Also part of fix for #6670

apps/user_ldap/js/settings.js

@@ -240,6 +240,7 @@ var LdapWizard = {
 					LdapWizard.hideSpinner('#ldap_base');
 					LdapWizard.showInfoBox('Please specify a Base DN');
 					LdapWizard.showInfoBox('Could not determine Base DN');
+					$('#ldap_base').prop('disabled', false);
 				}
 			);
 		}