master
Create FLASH CMSIS ALGO target to remove dependency on MBED_TARGET_LABELS
Replace USBTX/RX everywhere else
Add some additional I2C error codes
Unify the __CORTEX_A macro in the files containing cmsis.h
GPIO: Use uintptr_t for gpio_irq_api context
CMake: add mbed-os and mbed-baremetal targets
CMake: Add option to enable greentea tests