limesuitecal - ensure integer division
limesuitecal - ensure integer division

numpy array size can return a float, use len()

* Resolves #109

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