new C++ demo: realtime_dragon.cc class Container moved to its own source file (from kdtree.*) new directory for models and Makefile which downloads and prepares them fixed python module path in some forgotten demos ShapeList moved to scene.h

ifndef $(ROOT)
    ROOT=$(shell pwd)/..
endif
    

all: ModulePath reqs models

ModulePath:
	echo "$(ROOT)/bin/python-module" > ModulePath

reqs:
	$(MAKE) -C .. libs-float python-module

models:
	$(MAKE) -C .. models

clean: ;