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*****************************************************************************
*** 3.1.0 ***
+- HAL: Now STM32 USARTv2 driver initializes the ISR vectors statically on
+ initialization. Disabling them was not necessary and added to
+ the code size.
+- HAL: Added serial driver support for USART 3..6 on STM32F030xC devices.
- HAL: Merged the newest ST header files for STM32F1xx.
- HAL: Added support for differential mode to the STM32F3xx ADC driver.
- HAL: Experimental isochronous capability added to STM32 OTGv1 driver.