Revert "Revert "removed: workaround (no longer needed)""

This reverts commit fb6dc4e9632f45d5bbeacda6bbde14d75c6026f3.
changed: see description

added: new expert settings for movies in settings (WIP)
removed: old expert settings for movies in settings & wizard
changed: settings windows size & panel sizes
changed: Trailer downloading is temp. disabled for rewrite