Finish rename of MessageParents, re-add moment to page

(we were getting crashes in the initial setup of a backbone view)

js/react/util/BackboneWrapper.md

@@ -1,4 +1,4 @@
-Rendering a real `Whisper.MessageView` using `<util.ConversationContextProvider />` and
+Rendering a real `Whisper.MessageView` using `<util.ConversationContext />` and
 `<util.BackboneWrapper />`.
 
 ```jsx

styleguide.config.js

@@ -44,6 +44,9 @@ module.exports = {
         {
           src: 'test/legacy_bridge.js',
         },
+        {
+          src: 'node_modules/moment/min/moment-with-locales.min.js',
+        },
         {
           src: 'js/components.js',
         },