Blender Git Loki

Fix cycles_cubin_cc build error on macOS.

Merge branch 'master' into blender2.8

Spelling fixes in comments and descriptions, patch by luzpaz.

Differential Revision: https://developer.blender.org/D3732

Cleanup: fix harmless compiler warnings.

Fix CUDA build with Xcode 10.0, use nvrtc due to incompatible compilers.

Merge branch 'master' into blender2.8

Cycles: Cleanup

Cycles: Sync BVH8 unaligned node packing code with BVH4

Similar to dfae3de6bdf.

UI: new clip editor panels and headers layout.

* Panels now use single column layout.
* Footage Info was moved into Footage Settings.
* Display settings are now in a popover in the header.
* Graph view shows tracking controls in the header center.

Differential Revision: https://developer.blender.org/D3643

UI: update camera background images panel layout.

Differential Revision: https://developer.blender.org/D3739

GP: Avoid duplicated weight deformation for strokes

If the point had several weights, the result could be wrongly accumulated.

Partial revert of recent toolsystem defaults

- Use ctrl for de-select since we may want to use shift for extend.
- Use cursor tool by default,
it's agreed lasso select isn't accessible from a shortcut by default.

Cleanup: warnings

Tests: add --no-window-focus to open window without focus.

This is useful to run OpenGL tests while continuing to do other tasks
without windows constantly popping up in the foreground.

Fix T56927: Grease pencil materials issues with lock and hide

GP: Fix infinite loop in Dope Sheet

Fix missing free

UI: Tabs on right w/ right aligned regions

UI: Use "View" category for 3D view panels

Allows add-ons to add other categories.

Python GPU module: Wrap GPUIndexBuf

Differential Revision D3714