Turning on debug mode.
Moved HDR code in preparation for move to another repo.
Moved imshowHDR to the 'hdrutils' repo.
Disabling the 'clear functions' in the multicoremaster function.

This also disables breakpoints, very annoying! Not sure that that's even needed (for the master), anyway...
Added 'recurse' option to the 'getfilenames' utility.
Update comments.