Updated nrf51-pure-gcc-setup
Updated nrf51-pure-gcc-setup

lab11/nrf5x-base,Tech4Race/nrf5x-base,lab11/nrf5x-base,lab11/nrf5x-base,Tech4Race/nrf5x-base,Tech4Race/nrf5x-base,Tech4Race/nrf5x-base,lab11/nrf5x-base