Simple text example

[BufferGeometry] normalizeNormals

New DecalGeometry

Use proper imports instead of using the "THREE" alias internally

[DOCS] Improve documentation of TextGeometry usage

Update docs for AnimationMixer and GLTFLoader.

Using the THREE alias makes things fail when trying to use three.js
with e.g. webpack which will assign some alias other than "THREE" to
the module.

WebGLPrograms: Moved boneTexture generation to WebGLRenderer. Fixes webgl_animation_skinning_morph. See #10754.

This reverts commit 0b3497f9.

This reverts commit 118fedfb.