While blender does support building with python 3.10,
numpy doesn't support 3.10 yet so keep python version at 3.9 for now.
Thumbnailer is now a compiled app instead of py script.
Add options for new features and some that didn't get added earlier .
PR: 260308
Sponsored by: Netzkommune GmbH.
Blender 2.76 comes with hundreds of bug fixes and many new features,
such as
* support for Pixar's OpenSubdiv technology
* huge performance improvements for the viewport
* auto-offset support for nodes
* new point density texture support for cycles
* new modeling tools
Changelog: http://wiki.blender.org/index.php/Dev:Ref/Release_Notes/2.76