finish createAccount, add email for quota warnings

app/Http/Actions/CreateAccount.php

@@ -89,7 +89,7 @@ class CreateAccount extends AddonController
             return ['error' => $error->getMessage()];
         }             
 
-        // check and calculate limits
+        // check, calculate & update limits
         $productManager = new ProductManager();
         $configOption = new ConfigOptionsHelper;
         $updateLimit = new UpdateLimit;