murdock: test kconfig on peripheral tests for samr21-xpro
murdock: test kconfig on peripheral tests for samr21-xpro

RIOT-OS/RIOT,OTAkeys/RIOT,miri64/RIOT,authmillenon/RIOT,OTAkeys/RIOT,jasonatran/RIOT,kaspar030/RIOT,kaspar030/RIOT,authmillenon/RIOT,miri64/RIOT,authmillenon/RIOT,kaspar030/RIOT,OlegHahm/RIOT,ant9000/RIOT,OTAkeys/RIOT,jasonatran/RIOT,RIOT-OS/RIOT,miri64/RIOT,OlegHahm/RIOT,authmillenon/RIOT,kYc0o/RIOT,ant9000/RIOT,OTAkeys/RIOT,OlegHahm/RIOT,authmillenon/RIOT,jasonatran/RIOT,ant9000/RIOT,OTAkeys/RIOT,kYc0o/RIOT,miri64/RIOT,RIOT-OS/RIOT,OlegHahm/RIOT,kYc0o/RIOT,kaspar030/RIOT,OlegHahm/RIOT,kaspar030/RIOT,RIOT-OS/RIOT,kYc0o/RIOT,authmillenon/RIOT,jasonatran/RIOT,kYc0o/RIOT,miri64/RIOT,jasonatran/RIOT,ant9000/RIOT,ant9000/RIOT,RIOT-OS/RIOT