VIDEO-10736 WebGL Pipeline for Cross Browser Support

[charliesantos]

Contributing to Twilio

All third party contributors acknowledge that any contributions they provide will be made under the same open source license that the open source project is provided under.

• [x] I acknowledge that all my contributions will be made under the project's license.

Pull Request Details

• Check changelog for details of the changes
• All links will be updated after RC, then again before release
• twilio-video.js file will be removed and replaced with the CDN link once video sdk is released
• Feel free to ignore lib/processors/webgl2/ folder. But check lib/processors/webgl2/index.ts for the note
• Future work to consider if time permits
  • Rewrite webgl2 module so it conforms with our coding standards
  • Separate out webgl2 and canvas2d pipelines
  • Update example app UI to play with config values

Burndown

Before review

• [x] Updated CHANGELOG.md if necessary
• [x] Added unit tests if necessary
• [x] Updated affected documentation
• [x] Verified locally with npm test
• [x] Manually sanity tested running locally
• [ ] Included screenshot as PR comment (if needed)
• [x] Ready for review