ylproj/jupyterlab @ 3e5a0371470fc99b3a7c5c8b1d301d82c7fa65ad

Ian Rose 368250d7a0 Merge pull request #4602 from ian-r-rose/fix_image_save		7 lat temu
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index.ts	4aa4de64d4 Fix all compilation errors dealing with the move to IDocumentWidget.	7 lat temu
widget.ts	368250d7a0 Merge pull request #4602 from ian-r-rose/fix_image_save	7 lat temu