ASIdiSPIM: added pseudo-overlap mode for PCO Edge to allow faster frame rates for PCO.  Restructured how overlap timings are computed.  A couple minor bugfixes with PCO timing and generating list of camera modes.

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14725 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd