init commit
Read me
updated examples
updated links
Added bicolor LED support
bicolor example, and nice text scrolling
Added rotation and example
Float/Double neg # fixes by John Archie
Fixed bitmap rotation in 8x8 example
Added 'roboface' multi-matrix example
Added roboface and wavface examples
Fixed product ID for blue matrix
Merge https://github.com/adafruit/Adafruit-LED-Backpack-Library