fix($readme): update graphics

Author: faceyspacey

README.md

@@ -1,5 +1,5 @@
 <a href="https://gitter.im/Reactlandia/Lobby" target="_blank">
-  <img alt="Edit Redux-First Router Demo" src="http://cdn.reactlandia.com/chat-badge-reactlandia.png">
+  <img alt="Edit Redux-First Router Demo" src="https://s3-us-west-1.amazonaws.com/cdn.reactlandia.com/reactlandia-chat.png">
 </a>
 
 <a href="https://codesandbox.io/s/github/faceyspacey/redux-first-router-codesandbox/tree/master/?module=r1oVP5YEUZ" target="_blank">