Add memorable property property to hint to memento system which properties to memorize.
Add memorable property property to hint to memento system which properties to memorize.

foam-framework/foam,jacksonic/foam,jacksonic/foam,jlhughes/foam,foam-framework/foam,mdittmer/foam,jacksonic/foam,foam-framework/foam,osric-the-knight/foam,osric-the-knight/foam,osric-the-knight/foam,mdittmer/foam,foam-framework/foam,jlhughes/foam,jacksonic/foam,jlhughes/foam,osric-the-knight/foam,jlhughes/foam,mdittmer/foam,foam-framework/foam,mdittmer/foam