* STORAGE_DEVICE_NUMBER.DeviceNumber is not unique! Optical drives and
HDDs can have the same number
* Use GetDriveType() to filter unwanted devices
* closes#32
* closes#22 (missing CloseHandle for FreeDOS' AUTOEXEC.BAT)
* split rufus and rufus_fd solution files (VS2010)
* error messages small improvements
* since we're on Windows, use .txt extension for README and TODO