New approach to ReadDax that uses memory map to enable specific pixel grabbing.
minor bug in RunDotFinder parse parameters if pathfile lacks trailing filesep, now fixed.
New function to avoid matlab stealing all cpu and creating lags.
added examples to RunDotFinder, added waitforfreecpu
In progress chromewarp based on splitting out appropriate movies from within central dax file
ReadDaxBeta should also enable processing small subregions of larger dax movies.