Printrbot Simple Extruder Fan, Cooling Fan, and LED Ring Mount

This is a combination of http://www.thingiverse.com/thing:220269, and http://www.thingiverse.com/thing:217224. It combines an extruder fan mount, an LED ring mount, and a new mount for the cooling fan. I added supports and reinforced the back. I may have overdone it with the reinforcement.
Edit: Now includes a mutilated version of http://www.thingiverse.com/thing:231661 to replace the original fan mount.