Increase NDIRTYSIDSTHRESH
Make "+" split off selected spikes into a new cluster, remove multiunit icon
Update README
Update TODO
Replace unused zpos with spatial sigma in ptcs spec, inc to version 3
Docstring
Fix bug in reloadSpikes: ensure replacement meanchans are sorted
Add chans bug notes, update TODO
Fix listview reflow looping: stop recalculating layout on resize
Speed up mouse spike selection in cluster window
Make randomsplit split in half instead of into multiple clusters of fixed size
Docstrings