v0.2.9

What's Changed

• Improve console plugin by @davidbrochart in #77
• Add notebook top bar with busy indicator by @davidbrochart in #79
• Improve dirty indicator handling by @davidbrochart in #80
• Update ypywidgets-textual v0.3.0 by @davidbrochart in #84

Full Changelog: v0.2.8...v0.2.9