Merge pull request #224 from sukolsak/usdz-export

CHANGELOG.md

src/extensions/geo-export/controls.ts

src/extensions/geo-export/glb-exporter.ts

src/extensions/geo-export/mesh-exporter.ts

src/extensions/geo-export/obj-exporter.ts

src/extensions/geo-export/render-object-exporter.ts

src/extensions/geo-export/stl-exporter.ts

src/extensions/geo-export/ui.tsx

src/extensions/geo-export/usdz-exporter.ts

src/mol-plugin-ui/controls/icons.tsx