3.10.0

What's Changed

Other changes

• Fix/fits initial scale to viewer by @sarhatabaot in #17
• Chore/index fixes by @sarhatabaot in #18
• Feature/connect demos by @sarhatabaot in #19
• docs: point CDN setup at js9.sarhatabaot.net; bump to 3.10.0 by @sarhatabaot in #21

Full Changelog: 3.10.0-experimental.0...3.10.0