Blender Git Loki

DRW: Add DRW_shgroup_is_empty and DRW_pass_is_empty

Viewport: add new default set of matcaps.

These were made by the community and curated by Pablo and William.
Thanks to everyone who contributed!
https://devtalk.blender.org/t/call-for-content-matcaps/737

Command used for compression:
oiiotool %s --ch R,G,B -d half --compression dwab -o output/%s

Shape keys: change default interpolation for absolute shape keys to linear.

Fix T56121 and maybe others: DST.gpu_context was being created in the wrong DST.gl_context.

In addition to the crash in the selection of bones, this was responsible for other problems such as wrong hair and disappearing objects.

UI: Hide Opacity and Thickness in Annotations panel

We hide these parameters while we decide if they are required or not, but now it's better keep hidden.

Merge branch 'blender2.8' into greasepencil-object

Fix T56152: Rotate crash w/ individual origins

Merge remote-tracking branch 'remotes/origin/blender2.8' into soc-2018-npr

# Conflicts:
# release/scripts/addons
# release/scripts/addons_contrib

changed most of the list API into BLI_'s. Removed many unused functions

Fix CUDA build for many light sampling, still fails when running.

Fix missing viewport update when toggling light BVH option.

Cleanup: remove unused code

Cleanup: use __func__ for mallocN identifier

Cleanup: unused warnings, right shift

Merge branch 'master' into blender2.8

Sequencer: move text & color into own category

Add 'Generate' menu, these aren't effects from a user perspective.

D3546 by @rudolf.ortner

Merge branch 'master' into blender2.8

Cleanup: id-property creation

D3473 by @JacquesLucke

Merge branch 'master' into blender2.8

Use Ctrl Snap to seconds w/ play-head drag

D3056 by @alourenco