* - USB_HostRequest renamed to USB_ControlRequest, entire control request header is now read into USB_ControlRequest in Device mode
* rather than having the library pass only partially read header data to the application
* - The USB_UnhandledControlPacket event has had its parameters removed, in favor of accessing the new USB_ControlRequest structure
* - USB_HostRequest renamed to USB_ControlRequest, entire control request header is now read into USB_ControlRequest in Device mode
* rather than having the library pass only partially read header data to the application
* - The USB_UnhandledControlPacket event has had its parameters removed, in favor of accessing the new USB_ControlRequest structure