* add STL 3D model support
* add changeset
* add model3D demo with stl support
* add NASA open-soure SOFIA STL model source
* modify model3D instead
* fix notebook
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Co-authored-by: gradio-pr-bot <gradio-pr-bot@users.noreply.github.com>
Co-authored-by: freddyaboulton <alfonsoboulton@gmail.com>
* remove webcam from video demo
* remove blocks_gpt and blocks_neural_instrument_coding demos
* only show Try Examples if examples exist
* remove if name = main from rendereed code
* rename demos that have same name as component
* remove references to old demo names from guides
* add model3d demo