smaller fixes

zimbraSingle.php

@@ -516,6 +516,13 @@ function zimbraSingle_CreateAccount($params)
         );
         return false;
     }
+    logModuleCall(
+        'zimbrasingle',
+        __FUNCTION__,
+        $params,
+        "Debug",
+        $accountExists
+    );
     if($accountExists) {
         return 'Account already exist';
     }