EDIT

ref #6908 Avoid opening the same PK in multiple editors

ref #6908 Close PK editor when deleting key

ref #6990 catch potential NPE

minor

ref #6990 Fix double-click opening from search results

ref #6909 Change labe of "Link with editor" item

ref #6909 Add "Link with editor" item to context menu

• removed icon from navigator toolbar

ref #6909 Add "Link with editor" icon to navigator toolbar

ref #6909 Simplify link with name editor

ref #6909 Fix potential NPE