Blender add-on: M-Cleaner v. 1.4.0

Blender add-on "M-Cleaner" updated to v. 1.4.0.


Added an option don't to "merge by name" hidden materials (material name stars with dot).

Read more: https://b3d.interplanety.org/en/blender-add-on-m-cleaner-v-1-4-0/