EDIT

Fix potential NPE

ref #6596 Keep track of active "editor"

• Add IE4SavablePart to E4 parts that can be saved
• SaveHandler will recurse through selection providing parts to find savable parts that can be saved

Fix potential class cast exception during selection handling

avoid that mediaViewPart is inactive when details view has the focus

fix #6749: add media to newly created mediaSpecimen

fix ref #6743 missing l10n for specimen editor context menu

ref #6566 Fix potential StackOverflow when linking with taxon selection

ref #6566 Removed unused classes and properties

ref #6566 Fix open handler for specimen editor

ref #6566 Migrate "Open in" context menu for specimen editor