we are not using submodule anymore.

README.textile

@@ -5,12 +5,11 @@ h2. How to setup application
 You can run the this application running the following commands:
 
 <pre>  $ git clone git://github.com/danielvlopes/railsmg.git && cd railsmg
-  $ git submodule init && git submodule update
   $ cp config/database.yml.example config/database.yml
   $ rake gems:install
   $ rake db:migrate
   $ ruby script/server</pre>
 
 h2. How to collaborate
 
-If you would collaborate, you can create a fork, apply the modification and submit a pull request :)
+If you would collaborate, you can create a fork, apply the modification and submit a pull request :)