Logitech C170 webcam holder for ultimaker 2

V2 released!
Hadron_Y-Pillar.STL is replaced by Hadron_Y-Pillar-UM2.STL,
If you have UM2 or UM2+,
you can use Hadron_Y-Pillar-UM2-UpperSupport.STL to fix Hadron_Y-Pillar-UM2.STL on your machine (two M3 screws will be ok, the nut is optional)

V1
This is a modified version of "Hadron WebCam Gimbal".
(http://www.thingiverse.com/thing:726485)
The holder is designed for logitech C170 (maybe works on C270).
The "Y-Pillar" part is changed to fit ultimaker 2,
the "C270 mount" part also chang