Adding missing port to Atmega2560 .archi file.
Adding Arduino Mega 2560 Pinmap.
Moving adm2560.hpp files to a more appropriate place.
Adding AVR class to provide meta-data about AVR microcontrollers. ADM2560Pinmap now uses it.
Documenting AVR class.
Creating a ADM2560 class and moving Arduino Mega 2560 pinmap as a subclass of this new class. Documenting ADM2560 class.
Merge branch 'master' of https://github.com/astralien3000/aversive-- into arduino_mega_2560_pinmap

Conflicts:
	include/avr/hardware/part/atmega2560.hpp
Merge pull request #63 from astralien3000/arduino_mega_2560_pinmap

Arduino mega 2560 pinmap