Fix overwrite of 'copy' with rdef['copy'] in context menu. See #11194
Well hierarchy shows Plate & Screen(s). See #10075
Image hierarchy shows Plates AND Datasets
Fixed 'Contained in Datasets' to 'Image Contained In:'
Merge pull request #1475 from will-moore/copy_11194_and_well_hierarchy_10075

Copy 11194 and well hierarchy 10075