Update ProgrammerArt 2.2-dev

To deathcap/ProgrammerArt@eeed8860d062c894b08381b7951a13eef6fe5ccd
Update voxel-fluid, voxel-texture-shader

deathcap/voxel-fluid@42fd68601fa8165f84b91dc7bd3b5afaacb4713c Change display names to <fluid> Source, <fluid> Flow
deathcap/voxel-texture-shader@e5a7445e973c27d50f3ff0f39d0c0686839949ae Enhance find() to support looking up block name from voxel-registry, if available (otherwise, any block with texture name, as before)
deathcap/voxel-texture-shader@d8d0b9c835c2df6b179f3f8be7e94f6d244ab70c Recognize but do not supported animated textures yet. Ref GH-5

Commit message generated by https://github.com/deathcap/lmno-cl
Add voxel-virus, for water flow mechanics

Ref https://github.com/deathcap/voxel-ideas/issues/1