Unnecessary file on assets #686

Removed redundant assets/stylesheets/bootstrap/**bootstrap.scss**. It was creating a duplicate bootstrap.css file on compile.

Before:
![redundant-bootstrap-scss-file](https://cloud.githubusercontent.com/assets/3138019/3946069/4d6ece14-265f-11e4-9826-cc9a97e8318e.png)

After:
![redundant-bootstrap-scss-file-removed](https://cloud.githubusercontent.com/assets/3138019/3946071/56f076e0-265f-11e4-90c6-9dd9191352e3.png)