Blender Git Commits

Merge branch 'master' into filebrowser_redesign

Implement frame override

Fix transformation for FumeFX caches

Remove disabled code

Add option to hide the volumemetrics and only show bounds

This is for quick previews

Fix VDB object duplication

Detect incompatible grid types (instead of crashing)

Render data distroy functions

Allow fire-only VDB caches

Fix file saving and loading (properly)

Still missed some stuff before. VDB data in the smoke domain wasn't
being remaped. Also, the filepath was not properly evaluated.

Fix false positive about different grid transforms

Add "None" option to the grid selection menus

Add an option that allows the user to unset a grid.

Implement axis conversion for vector grids

Previously only implemented for float grids, for testing. Now that the
system is validated, implemented the same code for vector grids as well.

Fix file saving and loading

Clean up includes for VDB importer

Image and viewport now both support GPencil stroke overlay

Grease pencil composition depth option added.

Merge remote-tracking branch 'origin/master' into soc-2019-npr

Merge branch 'master' into filebrowser_redesign

Fix build after last commit

I forgot to add a couple of files