FIX EPHYSESSION METHOD BUG Handle case of no spikes for a presentation in .getPresentationwiseSpikeStatistics
FIX EPHYSESSION METHOD BUG
Handle case of no spikes for a presentation in .getPresentationwiseSpikeStatistics

test: EphysDemo w/ session 2
emeyers/Brain-Observatory-Toolbox,emeyers/Brain-Observatory-Toolbox