added the http command

AnnAddicks · gjtorikian · commit ff93c8f47225 · 2015-05-08T12:47:51.000-07:00
I was following this tutorial today and ngrok + the port causes the following error:  "Unrecognized command: 4567".
diff --git a/content/webhooks/configuring/index.md b/content/webhooks/configuring/index.md
@@ -25,7 +25,7 @@ First, we'll install a program to expose our local host to the Internet. We'll u
 ngrok to do this. [ngrok is a free download](https://ngrok.com/download) available
 for all major operating systems.
 
-When you're done with that, you can expose your localhost by running `./ngrok 4567`
+When you're done with that, you can expose your localhost by running `./ngrok http 4567`
 on the command line. You should see a line that looks something like this:
 
     #!bash
