(Reset) knob for Stainless Steel Shell 4 Ramps LCD 12864 from RobotDigg

The components I use for my controller:
- [Stainless Steel Shell 4 Ramps LCD](http://www.robotdigg.com/product/554/Stainless-Steel-Shell-4-Ramps-LCD)
- [RepRapDiscount Full Graphic Smart Controller](http://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller)

The button is used to the reset the system. Before I created this knob, I use a small allen key to push the button. I have kept the button small because you don't want the push this reset button during a print. The knob was cre