Fix db upgrade 42 for containers with archived=false

Job improvements

Remove archived flag/add hidden tag

Fix analysis insertion bug when batch processing multiple targets for SDK gears

Add standard info editing for analyses

Fix upgrade_to_41() typo

Fix bug when deleting empty group

Delete functionality - phase 1 (tagging)

Delete requires admin, refactor containerutil.get_analyses(), add test for unreferenced file deletion

Remove direct access of potentially missing keys in job enqueue 

Fix missing projection in get_all

Create list of formalized top-level info keys that will always be returned