Corrected badge URL

Enhancement #1

Added HW-Debounce

Corrected fade mechanism

Optimized interrupt number of commands

Changed SetFade() to SetFadeRate()

Changed function from boolean to accepting a fade rate in 1/2
milliseconds. Each value equates to 500 microseconds delay.

Code Changes

Renamed files to correspond to library name, made the 3 LED pins
optional parameters to the constructor.

Code Changes

Renamed files to correspond to library name, made the 3 LED pins
optional parameters to the constructor.