Load and save variable filters#293

kentarolim10 wants to merge 3 commits intojupyterlab-contrib:mainjupyterlab-contrib/jupyterlab-variableInspector:mainfrom

kentarolim10:add-persistent-variable-filteringkentarolim10/jupyterlab-variableInspector:add-persistent-variable-filteringCopy head branch name to clipboard