class for creating urdf files from occupancy grids
also supports generating A* trajectories with collision constraints
run pip install -e . to install
test script also requires pybullet, which can be installed with pip install pybullet
to create occupancy grids, use https://www.pixilart.com/draw or some other pixel art program and save the map as a png
by default, 1 pixel = 10 cm x 10 cm
run all tests from EnvCreator/EnvCreator folder, not from EnvCreator/EnvCreator/test