fixed hasField in TableAcl - read from real field types

SE/se-lib/TableAcl.php

@@ -1931,4 +1931,8 @@ class TableAcl extends Core_AclBase {
 		return $childName;
 	}
 
+	public function hasField($fieldName) {// TODO: fix use Core_AclFields or ACL::getObjectFields($namespace) - use cache - one place to store structure
+		return array_key_exists($fieldName, $this->_types);
+  }
+
 }