CVS commit by okellogg: Use reentrant iteration scheme. M +7 -5 class.cpp 1.49 M +8 -8 classifier.cpp 1.57 M +13 -6 package.cpp 1.33 M +7 -5 umlcanvasobject.cpp 1.30 M +8 -4 umldoc.cpp 1.203 M +5 -2 umllistviewitem.cpp 1.57