corrected readme.txt.
cleanup
ledwiz.dll: added means for reading data
ledwiz.dll: use overlapped i/o in order to be able to timeout a blocked read/write call
ledwiz.dll: moved usb i/o to seperate module
comm: fixed setting bit8. added soft uart for debugging.
usb descriptor: added (dynamic) SerialNumberString
changed default pinmap for m2560: all leds to back headers
added platform arduino_promicro
fixed descriptor configuration order
fixed mouse support
support Analog Input via ADC
adjusted polling interval
fixed build