Update CLI commands for files
- rename old 'orphans' subcommand for files to 'zombies'
- add new 'orphans' subcommand for files that operates on FileInstances which don't have any related ObjectVersions anymore
*** Wartungsfenster jeden ersten Mittwoch vormittag im Monat ***
[ 21.May 1h : 3,103 users | 718 groups | 3,640 projects ]