Fixed DisplayObjectContainer so it can be cleanly overridden
Fixed DisplayObjectContainer so it can be cleanly overridden

When you override each method in Flash, they are independent of each other. However, when you overrode them in NME, they would call each other. I've pushed some of the calls into private functions, in order to allow code sharing while also avoiding the super class methods.

git-svn-id: 6cc2fa9b7d2830c930c171b991ffcd5e23f23d5e@1426 1509560c-5e2a-0410-865c-31c25e1cfdef

madrazo/nme,madrazo/nme,haxenme/nme,haxenme/nme,haxenme/nme,haxenme/nme,madrazo/nme,madrazo/nme,thomasuster/NME,thomasuster/NME,haxenme/nme,thomasuster/NME,thomasuster/NME,thomasuster/NME,madrazo/nme,madrazo/nme,thomasuster/NME