Tilt-pan system for a webcam

TODO:
 * Add links to Hobbyking parts
 * http://www.hobbyking.com/hobbyking/store/uh_viewItem.asp?idProduct=663
 * http://www.hobbyking.com/hobbyking/store/__11442__FPV_Fiberglass_Pan_Tilt_Camera_Mount_.html
 * Add links to our parts (Control Board V1)
 * Add estimated total price
 * Add assembly instructions
 * Add images and videos