Added a Sample Project

I have added an example. i hope this is fastforward. so will you please accept the pull request? this works fine with django17.
please see the [second commit](https://github.com/suhailvs/django-messages/commit/26ce19461a83845091b2a64360fe018b74b73e4e) to understand what i have added except the commands `startproject` and `startapp`.