set the C standard to C17 (ISO), although this does not make any difference according to GCC documentation
Introduced the CORTEX_ENABLE_WFI_IDLE flag in all chconf.h files, so the MCUs will enter sleep mode whenever the system is idle.
Renamed two modules:- STM32L476RG-NUCLEO64 > NUCLEO-L476RG STM32F4Discovery -> STM32F407G-DISC1