Blender Git Loki

Merge branch 'blender2.8' into hair_guides

Add new modifier callbacks for switching from DerivedMesh.

Merge branch 'blender2.8' into hair_guides

Depsgraph update after changing guide curves through the fur modifier.

Make sure hair follicle binding is updated before using invalid indices in drawing.

Merge branch 'blender2.8' into hair_guides

Test API in the fur modifier for creating custom guide curves with python.

The fur modifier is just a testbed for the underlying hair system.
The API is intended to allow specifying guide curves with python scripts
without having to worry about inconsistent state. All curves are first
defined in a python-friendly way, then applied to the hair system in one step.

Alternative guide curve setter function that works better for RNA.

Move guide curve into a nested struct, so it can be replace in one operation.

Disable unfinished code.

Merge branch 'blender2.8' into hair_guides

Initial system for generating guide curves from groom.

Popup for setting hair distribution operator properties.

Fix outdated usage of BLI_task_parallel_range.

New operator for distributing hair follicles for a groom object.

Merge branch 'blender2.8' into hair_guides

Depsgraph cleanup for groom curve cache eval.

Operator for binding groom bundles to scalp regions.

Remove scalp binding from generic depsgraph groom updates, this should be an operator.

Merge branch 'blender2.8' into hair_guides