Jason Grout 6aed8efa6b Update phosphor packages.		6 lat temu
..
src	2f5d8dbd47 Remove unused command and keyboard shortcut.	6 lat temu
style	2e5b00c256 [WIP] remove "Beta" (#4920)	6 lat temu
README.md	a78b273e6b More READMEs	7 lat temu
package.json	6aed8efa6b Update phosphor packages.	6 lat temu
tdoptions.json	5fee8c5389 Switch to ts 3.1	6 lat temu
tsconfig.json	9b465f43d7 Clean up handling of src	6 lat temu

@jupyterlab/help-extension

A JupyterLab extension that provides a help menu, including links to documentation.