EDITING: remove search bar from my workspace

Before:

![image](https://f.cloud.github.com/assets/253202/2463885/44f4b76c-af90-11e3-834b-ef10930f945d.png)


After:

![image](https://f.cloud.github.com/assets/253202/2463890/55aa114c-af90-11e3-8564-f5515842b130.png)