Updates to the "explorer"

Include signal explorer

Using .bin output (SpikeGLX) because temp.wh not an output of Kilosort4.

Include opto-tagging library

Including opto-tagging code

Updates to opto-tagging routine

New method to recast timepoints to allign with external measurements

Updated pks.py documentation

included semi-automated clustering routine

Included option to split units and updates to automated workflow

Many updates to automated clustering workflow

quality of life improvements

Included NI-DAQ and peri-event plots

quality of life improvements

small improvements