improve the documentation

I found it difficult to find information on how to add options, maybe this can help

README.md

@@ -43,3 +43,13 @@ Below are the options available to be passed into the **tv** plugin:
 - `endpoint` - the debug console request path added to the server routes. Defaults to _'/debug/console'_.
 - `queryKey` - the name or the request query parameter used to mark requests being debugged. Defaults to _debug_.
 - `template` - the name of the template to use for the debug console.  Defaults to _index_.
+
+Below is an example of registering the tv plugin with some options:
+
+```javascript
+var options = {endpoint: '/awesome'};
+
+server.register({register: Tv, options: options}, function (err) {
+    ...
+});
+```