Adding OAuth access scopes, fixing OAuth authorization UI, adding rate limiting

to the API

config/initializers/doorkeeper.rb

@@ -50,8 +50,8 @@ Doorkeeper.configure do
   # Define access token scopes for your provider
   # For more information go to
   # https://github.com/doorkeeper-gem/doorkeeper/wiki/Using-Scopes
-  # default_scopes  :public
-  # optional_scopes :write, :follow
+  default_scopes  :read
+  optional_scopes :write, :follow
 
   # Change the way client credentials are retrieved from the request object.
   # By default it retrieves first from the `HTTP_AUTHORIZATION` header, then