Add idVendor() & idProduct() to HID parser class

USBHost_t36.h

 // Device drivers may inherit from this base class, if they wish to receive
 // HID input data fully decoded by the USBHIDParser driver
 class USBHIDInput {
+public:
+	operator bool() { return (mydevice != nullptr); }
+	uint16_t idVendor() { return (mydevice != nullptr) ? mydevice->idVendor : 0; }
+	uint16_t idProduct() { return (mydevice != nullptr) ? mydevice->idProduct : 0; }
 private:
 	virtual bool claim_collection(Device_t *dev, uint32_t topusage);
 	virtual void hid_input_begin(uint32_t topusage, uint32_t type, int lgmin, int lgmax);
 	void add_to_list();
 	USBHIDInput *next;
 	friend class USBHIDParser;
+protected:
+	Device_t *mydevice = NULL;
 };
 
 /************************************************/
 	virtual void hid_input_end();
 	virtual void disconnect_collection(Device_t *dev);
 private:
-	Device_t *mydevice = NULL;
 	uint8_t collections_claimed = 0;
 	volatile bool mouseEvent = false;
 	uint8_t buttons = 0;
 	virtual void hid_input_end();
 	virtual void disconnect_collection(Device_t *dev);
 private:
-	Device_t *mydevice = NULL;
 	uint8_t collections_claimed = 0;
 	bool anychange = false;
 	volatile bool joystickEvent = false;