Add glTF2 uri decode for paths.
Add vertex custom apis.
Add scene importer api.
Change Color to float; add support for float-based custom channels in SurfaceTool and EditorSceneImporterMesh
Co-authored-by: darth negative hunter
<thenegativehunter2@users.noreply.github.com>
For the time being we don't support writing a description for those, preferring
having all details in the method's description.
Using self-closing tags saves half the lines, and prevents contributors from
thinking that they should write the argument or return documentation there.
