Change texts referring to v1 to v2 in develop/ folder

develop/README.md

@@ -42,7 +42,7 @@ Notice that we removed the `links` section from the `frontend` section and that
 Now open [Grundfile.js](Gruntfile.js) and find these lines:
 
         {
-          context: '/v1',
+          context: '/v2',
           host: 'path-to-your-registry',
           port: 80,
           https: false,

develop/docker-compose.yml

@@ -11,6 +11,6 @@ frontend:
     - ../:/source:rw
     - start-develop.sh:/root/start-develop.sh:ro
 registry:
-  image: registry:0.9.1
+  image: registry:2.1.1
   ports:
     - "5000:5000"