Commit of code on lab machine. Primarily changes in plot formatting.
Adjusting logger functinality
added logger to xstim
Merge commit '7d723a24c5b7ccabee85df757d9ed1aadfb81392'

Conflicts:
	matlab_code/+NEURON/+reproductions/@Peterson_2011/figure4.m
	matlab_code/+NEURON/+reproductions/@Peterson_2011/generateThresholdCurves.m
	matlab_code/+NEURON/+simulation/@extracellular_stim/extracellular_stim.m