…low. Closes jupyterlab#5018

restart the server.

Due to a bug in HtmlWebpackPlugin 3.x (jupyterlab#870), disabling
chunksSortMode is required for some extensions to be bundled
correctly. This is fixed in HtmlWebpackPlugin 4.x and can be
removed when we upgrade, but at the time of this writing, 4.x is
still in alpha.

Disable chunksSort in HtmlWebpackPlugin

All kernel message replies have a status field. This ensures that reply messages reflect this and handle the abort and error status appropriately.

We also simplify typings since we can refer to most content typings using the field accessor.

@ian-r-rose figured out this fix. This may be already in master and the commit could be removed.

Fixes jupyterlab#5996

It seems that Safari loses track of mouse events when we replace the text, which means that clicking/double-clicking on filenames (which calls this update function) never register click/dblclick events, just mousedown events in Safari.

Fixes jupyterlab#6142

Before, a kernel was handed to the session, so it was confusing who was responsible for disposing the kernel connection. Now the API is changed so that the DefaultSession creates the kernel connection, so it is responsible for disposing it.

Clarifies workflow to export as Reveal.js slides

Only write to filebrowser listing text if the text would change

Make the DefaultSession own (create and dispose) its kernel connection.

Make kernel message typings more correct

Don't append content in rendered output upon rerendering.

restart the server.

…erlab into jhub-integration