2.87
link against DL for dlopen
turn test/SharedMemory/test.c into a gtest for CI unit testing in github remove overly verbose printfs in importers fix axis in r2d2.urdf
add some missing files for premake, thanks to Jeff Bingham for the report
re-enable shared memory connection for pybullet Gym envs (with fallback to GUI or DIRECT) suppress shared memory connection warnings add fallback from ER_BULLET_HARDWARE_OPENGL to TinyRenderer if not available