Ian Rose c4cdb84b91 Merge pull request #4725 from jasongrout/connectTo		6 lat temu
..
src	5a2cb1c504 Remove spurious commas from JSX.	6 lat temu
style	8782ee7877 wip update main area widget	7 lat temu
README.md	a78b273e6b More READMEs	7 lat temu
package.json	6be51dbe66 Update to Typescript 2.9.2.	6 lat temu
tsconfig.json	c5df745128 Rename base tsconfig.json to tsconfigbase.json so that running tsc at the root directory doesn’t accidentally try to do something.	7 lat temu

@jupyterlab/help-extension

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