panda3d

Description

We should bring the third-party scripts into this repo.

Use Case

• These scripts are a key component for building Panda and should be somewhere under the panda3d org
• Being in the same repo allows us to tie third-party dependency versions to our revision history
• We can build dependencies as part of the same CI pipeline as ou

The BLENDER_physics extension exposes groups and masks, but these are not being converted to appropriate masks for either Bullet or Panda CollisionSolids.

Something like this should be added to pman/templates/setup.py:

'log_filename': '$USER_APPDATA/{}/output.log'.format(APP_NAME),
'log_append': False,