Merge pull request #268 from mozilla/feature/move-to-bundle

scripts/default.env

src/assets/environments/environments.js

src/components/css-class.js

src/components/scene-shadow.js

src/components/spawn-controller.js

src/components/water.js

src/gltf-component-mappings.js

src/hub.html

src/hub.js

src/react-components/home-root.js

src/react-components/hub-create-panel.js

src/utils/resolveURL.js

webpack.config.js