Automatic 360 Panorama GoPro Camera Head / Rig

Evolution of GoPro panoram rig. This design uses stepper motor for rotation and servo for tilt. Also reduces parallax error.
Video:
https://youtu.be/iR2a6um3O3Q
The Camera holder is from http://www.thingiverse.com/thing:622457
The Stand and box for wemos including cover is in: http://www.thingiverse.com/thing:1728791/#comments
Schematic: http://www.thingiverse.com/thing:1728791/#comments