* BUTTLOADTAG elements, or download and extract ButtLoadTag.h header from the ButtLoad project.\r
* - The Drivers/AT90USBXXX directory has been renamed to Drivers/Peripheral.\r
* - The Serial_Stream driver has been renamed to SerialStream to remain consistent with the rest of the library naming scheme.\r
+ * - The HWB driver has changed to the Buttons driver. See the board Buttons driver documentation for the new API.\r
*\r
* <b>Dual Role Mode</b>\r
* - The USB_PowerOnFail even has been renamed to USB_InitFailure.\r