ylproj/jupyterlab @ aeb2115a07af8136a90fe1cb1413d8502248e90b

Jason Grout 51f5eaae7a Fix phosphor signal complaints.		6 lat temu
..
editor.spec.ts	51f5eaae7a Fix phosphor signal complaints.	6 lat temu
jsoneditor.spec.ts	e56b0b8d38 Import from top-level packages in tests.	6 lat temu
widget.spec.ts	e56b0b8d38 Import from top-level packages in tests.	6 lat temu