RIOT-OS/RIOT — pull request #1736 by haukepetersen (2014-09-29 19:02:37+00:00)
Title: board/iot-lab_M3: cleanup of SPI and radio driver

did some clean-up/restructuring for the iot-lab:
- removed all board dependencies from the at86rf radio driver
- moved pin initialization into the spi driver
- and some cosmetics