- Changing header file ifndef define to pragma once's
- Removed duplicate output_com.h's

- API changes from the AVR NKRO support

- For potential bug fixes
- Not copied verbatim, some additions were left out

* Initial cli code

- CDC Output seems to be working
- USB Keyboard output has not been tested, but is "ready"
- UART and Timers have not been tested, or fully utilized
- Issues using Timer 0
- Initial template for MBC-55X Scan module (only module currently compatible with the arm build)
- Updated the interface to the AVR usb module for symmetry with the ARM usb module
- Much gutting was done to the Teensy 3 usb keyboard module, though not in an ideal state yet