Fix bugs in remove and removeAll of MDAO
Fix bugs in remove and removeAll of MDAO

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