Bumps [acorn](https://github.com/acornjs/acorn) from 7.1.0 to 7.1.1.
- [Release notes](https://g...

Enable a gltf_gltf2_hook

For any wrap mode not supported "natively" on an Image Texture
node, split the UV into component...

Since the code to guess the original bind pose isn't perfect, let
the user choose to disable it.

Absolute paths during import

Import: bugfix for when glTF scenes have no nodes

Clearcoat unit tests

Export KHR_materials_clearcoat

This used to make its parent active, which is currently the same
thing, assuming a valid glTF fi...

Algorithm is the same if all glTF scenes have nodes properties.
We now look for the first vnode ...

Co-Authored-By: Ed Mackey <[email protected]>

glTF2: Speed up imports with vertex colors using numpy

Import: prettify bones

Export failed when vertex_group_index was out of range

- Exports from Principled BSDF.
- Spec: https://github.com/KhronosGroup/glTF/tree/master/extensi...

Export: workaround for #932

Removes the workaround added by f2f3b83.

Sometimes calling gather_material invalidates the blen...

This is for forwards compatibility. A future heuristic might also
affect bone lengths, not just ...

For linked object, already in object mode, you can set mode

Fix #953 fix animation names

Fix #956 Rename export_selected to use_selected

Animation are still wrong

Fix #924

Fix export of multi-armature models

Fix export failing when .shape_keys does not exist in an Armature's child.data; Since Armatures ...

When we don't change coordinates, also don't change bone rotations.

This makes it easier to see...

To demonstrate it works, set all lengths to 0.5

Since edit bones point along their local +Y axis, this will let us
pick the way they point.

As ...

...instead of adding an extra node.

This is 16% faster for RGBA than the prev version because it avoids
doing math on the alphas.

Import: set action.id_root (fix #942)

The exporter needs this to be set to OBJECT for re-exporting to work.

Import: use emission/alpha sockets on Principled node

Fix #927 fix normals for skinned meshes

Import: manage morph weights at node level

Import: separate the notions of a bone's bind pose / editbone pose

Fix #938 Fix animation when baking is forced by code

Fix #918 - bone & driver cache issue

Fix #852 Don't take mute strip into account

Import: omit UV transform/UVMap material nodes when possible