BF-admins agree to remove header information that isn't useful,
to reduce noise.
- BEGIN/END license blocks
Developers should add non license comments as separate comment blocks.
No need for separator text.
- Contributors
This is often invalid, outdated or misleading
especially when splitting files.
It's more useful to git-blame to find out who has developed the code.
See P901 for script to perform these edits.
Collada does not support Bone length. It has only Joints.
This patch tries to improve the necessary "guesswork" for
importing Rigs.
Differential Revision: https://developer.blender.org/D920