pnlBoardControls: add pointer check
pnlBoardControls: add pointer check

myriadrf/LimeSuite,limemicro/lms7suite,limemicro/lms7suite,limemicro/lms7suite,myriadrf/LimeSuite,limemicro/lms7suite,myriadrf/LimeSuite,limemicro/lms7suite,myriadrf/LimeSuite,myriadrf/LimeSuite