0.20.0

What's Changed

• Add ability to set column heading alignment by @anmcgrath in #352
• Improve auto scroll speed by @anmcgrath in #353
• Add ability to drag ranges when editing formula by @anmcgrath in #354
• Js lifecycle improvements by @anmcgrath in #355
• Fix merge cell offset rendering by @anmcgrath in #356

Full Changelog: 0.19.0...0.20.0