Master
arch/arm/src/stm32f0l0: SPI support for F0
arch/arm/src/stm32f0l0/Kconfig: L0 parts should select STM32F0L0_STM32L0
arch/arm/src/stm32f0l0/hardware: unify names for ADC/DAC/DMA/CAN
drivers/wireless/lpwan/sx127x/sx127x.c: return immediately when ISR0 is called but sx127x is not initialized
configs/nucleo-f091rc: support for sx127x
configs/nucleo-l073rz: cosmetics
configs/b-l072z-lrwan1/include/board.h: use HSI as default clock source and fix typo in SPI1 pins
Approved-by: GregoryN <gnutt@nuttx.org>