More porting of the USB core to the AVR32.

LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h

LUFA/Drivers/USB/HighLevel/Events.h

LUFA/Drivers/USB/HighLevel/StdDescriptors.h

LUFA/Drivers/USB/HighLevel/StdRequestType.h

LUFA/Drivers/USB/HighLevel/StreamCallbacks.h

LUFA/Drivers/USB/HighLevel/USBInterrupt.h

LUFA/Drivers/USB/HighLevel/USBMode.h

LUFA/Drivers/USB/HighLevel/USBTask.h

LUFA/Drivers/USB/LowLevel/DevChapter9.h

LUFA/Drivers/USB/LowLevel/Device.h

LUFA/Drivers/USB/LowLevel/Endpoint.c

LUFA/Drivers/USB/LowLevel/Endpoint.h

LUFA/Drivers/USB/LowLevel/Host.h

LUFA/Drivers/USB/LowLevel/HostChapter9.h

LUFA/Drivers/USB/LowLevel/LowLevel.c

LUFA/Drivers/USB/LowLevel/LowLevel.h

LUFA/Drivers/USB/LowLevel/OTG.h

LUFA/Drivers/USB/LowLevel/Pipe.h

LUFA/Drivers/USB/USB.h

LUFA/ManPages/CompileTimeTokens.txt