Blender Git Loki

Mantaflow: Updated particle system to use newer flags and functions

Manta code in particle system needs to use updated flags as well

Merge blender2.8 into npr_tess

Merge branch 'bakeConfig' into particleSystem

Mantaflow: Updated manta bake job setup

Bake jobs now lock the UI completely

Merge branch 'sourceUpdate' into bakeConfig

Mantaflow: Smaller update for draw engine code

Mainly adjusted some flags to work with manta

Merge branch 'internUpdate' into sourceUpdate

Merge branch 'buildConfig' into internUpdate

Merge branch 'pythonScripts' into buildConfig

Mantaflow: Updated fluid UI to handle locked UI during bake

Since bake locks the UI it needs to show a hint on how to pause / cancel the bake job

Merge branch 'mantaWrapper' into pythonScripts

Mantaflow: Updated fluid wrapper and script files

Includes setup in which inflow is applied on mantaflow side

Cycles: Adaptive sampling support for split kernel/OpenCL.

Merge branch 'mantaFiles' into mantaWrapper

Mantaflow: Updated manta preprocessed files

New pp files with updated init plugin

GPU: Fix typo

DRW: Opti: Replace bound tex/ubo tracking array by bitfields

release_texture_slots() and release_ubo_slots() were one hotspot when
drawing taking ~9% of total CPU counters for no reason.

This was because of the loops using GPU_max_textures that was overkill and
slow.

Replace those by a simple 64bit bitwise OR operation.

initial IR for vector addition

new Vector Math node

Cleanup: Fix compiler warning