re-implement model viewer

[Aokromes]

i found this, maybe we have use for it https://github.com/mantussefu/WowModelViewerTest

[peycho]

That looks good.

[Sarjuuk]

idk...

it's probably fine for single items/objects but doesn't look like models can be attached to each other (i.e. held by a character) or animated

[qyh214]

Here is a new project :
https://github.com/Miorey/wow-model-viewer