A driver and demo programs for Raspberry Pi

Contains:

* Example driver for the EPD for the ARM based Raspberry Pi SBC
  (Must run as root)

* Implementation of a FUSE to allow simple access for non-root
  programs, such as as shell-script, Python, etc.

* Demo in Python using the PIL library to display images
  and make a simple drawing.

See the README for more details

Signed-off-by: Christopher Hall <christopherhall.hsw@gmail.com>