Rotation point not flipped with control

As referenced by @kienz in #170 the rotation control get flipped but not the rotation point.
Proposed solution is to not rotate the control.
It works, just evaluate is what you prefer.

Normal
![image](https://cloud.githubusercontent.com/assets/1194048/3707651/b7590acc-1437-11e4-8bcb-e4c8e60aa649.png)
Flipped content but not the controls.
![image](https://cloud.githubusercontent.com/assets/1194048/3707659/e50e0d64-1437-11e4-954a-62e2061805da.png)