revert back to working commit ec85173

demo/demo1.py

demo/demo10.py

demo/demo2.py

demo/demo3.py

demo/demo4.py

demo/example_controller1.py

demo/example_controller10.py

demo/example_two_car_sign_lane_switch.py

demo/plot2.py

demo/plot_test.py

demo/plot_test1.py

dist/dryvr_plus_plus-0.1-py3.8.egg

dryvr_plus_plus/example/example_agent/car_agent.py

dryvr_plus_plus/example/example_map/simple_map2.py

dryvr_plus_plus/plotter/plotter2D.py

dryvr_plus_plus/plotter/plotter2D_new.py

dryvr_plus_plus/plotter/plotter_README.md

...r_plus_plus/scene_verifier/analysis/analysis_tree_node.py

dryvr_plus_plus/scene_verifier/analysis/simulator.py

dryvr_plus_plus/scene_verifier/automaton/guard.py