jupyter: trying to improve use of react-virtualized; now the millions of subtle problems appear...
jupyter: trying to improve use of react-virtualized; now the millions of subtle problems appear...

DrXyzzy/smc,DrXyzzy/smc,tscholl2/smc,sagemathinc/smc,sagemathinc/smc,tscholl2/smc,tscholl2/smc,DrXyzzy/smc,DrXyzzy/smc,sagemathinc/smc,sagemathinc/smc,tscholl2/smc,tscholl2/smc