Log Message:
Update blender to 2.76b

Fixes build with python35  (PR pkg/50566)

Blender 2.76, released Oct 9, 2015. (Update 2.76b is from Nov 3 2015).
- Initial support for Pixar's OpenSubdiv geometry subdivision technology.
- A huge view-port performance boost.
- Big file browser performance boost and arrow keys navigation support.
- Node auto-offset feature that helps organizing node layouts.
- Absolute grid snapping in the 3D view.
- Sculpting with tiled strokes.
- Text effect strips for the sequencer, supporting subtitle export
- As usual, hundreds of bugs fixed and other improvements!

Blender 2.75a release.
- Blender now supports a fully integrated Multi-View and Stereo 3D pipeline
- Cycles has much awaited initial support for AMD GPUs, and a new Light
  Portals feature.
- UI now allows font previews in the file browser.
- High quality options for viewport depth of field were added
- Modeling has a new Corrective Smooth modifier.
- The Decimate modifier was improved significantly.
- 3D viewport painting now supports symmetry and the distribution of Dynamic
  Topology was improved
- Video Sequence Editor: Placeholders can now replace missing frames of
  image sequences
- Game Engine now allows smoother LOD transitions, and supports mist
  attributes animation
- And: 100s of bug fixes and smaller feature improvements.