Inherited material is overwritten if 'usemtl' declaration is encountered after the object starts but prior to next object start.
Exception to this is when faces have been declared to the inherited material, to keep MultiMaterial in sync.

Fixes #8792 and #8871.

pedant mode on.

camera, core and math  dirs + a stray "]" in WebGLRenderer docs

* First functional change

* Better HSL to RGB function

* Correct Padding

* HSL to RGB bad colors generation, fixed

* animation to animator keyframe variable name

* golden ratio align and descriptions

* text to description

* play with computed offset negative timeScale animation

* clampWhenFinished only for non-loop animations

* document object3d.getWorld* methods

* added full description of nature of optional parameters

* minor clarification

removed `setColors` method and added them to the constructor

* onComplete animation fix

* wrong variable reference

* remove check action.enabled is no longer necessary

* remove animationData.completed is no longer necessary

* Speedup Matrix inverse

* Matrix4 invert speedup