Fix rst formatting

Author: jerel

README.rst

@@ -147,7 +147,7 @@ Managing the trailing slash
 
 By default Django expects a trailing slash on urls and will 301 redirect any
 requests lacking a trailing slash. You can change the server side by
-instantiating the Django REST Framework's router like so:
+instantiating the Django REST Framework's router like so:::
 
     router = routers.SimpleRouter(trailing_slash=False)
 
@@ -156,7 +156,7 @@ in Django's settings.py file and modify url pattern regex to match routes
 without a trailing slash.
 
 If you prefer to make the change on the client side then add an
-application adapter to your Ember app and override the buildURL method:
+application adapter to your Ember app and override the buildURL method:::
 
     App.ApplicationAdapter = DS.RESTAdapter.extend({
       buildURL: function() {