master
data: add license files (mostly copied from the URDF files)
PyBullet: add signed distance field support, with example/signedDistanceField.py See also data\toys\concave_box.urdf and data\toys\concave_box.cdf
Change URDF xml version from "0.0" to "1.0"
add example of a free moving sphere controlled by external torque add some toy shape sorter cube (not finished yet)