Merge branch 'release-4.3' into bugfix/build/module-improvements

README.md

arch/cpu/cc2538/usb/usb-arch.c

arch/cpu/cc26x0-cc13x0/rf-core/prop-mode.c

arch/cpu/nrf52832/ble/ble-mac.c

arch/cpu/simplelink-cc13xx-cc26xx/cc13xx-cc26xx-conf.h

arch/cpu/simplelink-cc13xx-cc26xx/dev/clock-arch.c

arch/cpu/simplelink-cc13xx-cc26xx/dev/clock-arch.h

arch/cpu/simplelink-cc13xx-cc26xx/dev/watchdog-arch.c

arch/cpu/simplelink-cc13xx-cc26xx/dev/watchdog-arch.h

arch/cpu/simplelink-cc13xx-cc26xx/rf/ieee-mode.c

arch/platform/simplelink/cc13xx-cc26xx/platform.c

os/dev/watchdog.h

os/lib/circular-list.h

os/lib/dbl-circ-list.h

os/lib/dbl-list.h

os/lib/list.h

os/lib/queue.h

os/lib/stack.h

os/lib/trickle-timer.h

os/net/mac/tsch/tsch-slot-operation.c