Finishing up the Epson QX-10 module

- Typing and modifiers fully working
- Still some features left to implement
  * Stop input
  * Diagnostic test
  * Setting interval before starting repeat rate
  * More comments
  * Handling LED stats

Scan/EpsonQX-10/scan_loop.h

@@ -56,6 +56,7 @@ uint8_t scan_loop( void );
 uint8_t scan_sendData( uint8_t dataPayload );
 
 void scan_finishedWithBuffer( void );
+void scan_finishedWithUSBBuffer( void );
 void scan_lockKeyboard( void );
 void scan_unlockKeyboard( void );
 void scan_resetKeyboard( void );