Add 'Save Data' menu item when child data is right-clicked
Add 'Save Data' menu item when child data is right-clicked

cryos/tomviz,OpenChemistry/tomviz,OpenChemistry/tomviz,mathturtle/tomviz,cryos/tomviz,cryos/tomviz,OpenChemistry/tomviz,OpenChemistry/tomviz,mathturtle/tomviz,mathturtle/tomviz