Changed CDESaveMonitor so that if a save has no changes, no event is generated.
Changed CDESaveMonitor so that if a save has no changes, no event is generated.

realmacsoftware/ensembles,drewmccormack/ensembles,ChronicStim/ensembles,realmacsoftware/ensembles,ChronicStim/ensembles,drewmccormack/ensembles