Use PID library
Fixed indent
Add PID library to makefile
Updated PID library function to start with a capital letter to match the style of the existing functions
New version of USB Host library will update battery level automatically when getBatteryLevel is called
Cleanup
Print 3 decimal places for Android app
Whitespace..
Support tablet in landscape mode
Don't send 'V' after battery level anymore
Reference the standard Arduino core when using Arduino 1.5.x

This is possible after https://github.com/arduino/Arduino/pull/1368 got merged
Optiboot is now the only board entry
Don't reset timer when setting information
Updated comments
SCL and SDA pin has changed pins on new PCB
Updated USB Host library
Removed PID library for now
Added hub instance
There is no need for eepromVersion to be a string
Minor update