Converted Host mode demos to schedulerless. Fixed host mode broken due to earlier Start-of-frame event experiments.

Demos/Host/Incomplete/BluetoothHost/BluetoothHost.c

@@ -58,6 +58,7 @@ int main(void)
 	{
 		Bluetooth_Stack_Task();
 		Bluetooth_Management_Task();
+		USB_USBTask();
 	}
 }