cleaned up interfaces, project structure,extraneous files

![screen shot 2014-09-30 at 5 13 36 am](https://cloud.githubusercontent.com/assets/262517/4455670/1f2e0f8e-4882-11e4-9dd5-4999c3902d43.png)


![screen shot 2014-09-30 at 5 14 22 am](https://cloud.githubusercontent.com/assets/262517/4455674/33589db2-4882-11e4-9db3-a83e53e52c13.png)