Merge pull request #499 from FluidTYPO3/development

[TASK] Merge staging...development to create 1.8.5
Merge pull request #504 from FluidTYPO3/development

[TASK] Prepare 1.8.5
[TER] 1.8.5
[BUGFIX] Rearranged submenu cleanup
[BUGFIX] Fix behavior of useShortcut* attributes on menus
[BUGFIX] Respect nav_hide after filling menu item
Merge pull request #505 from hmspl/breadcrumbs

[BUGFIX] Respect nav_hide after filling menu item
[BUGFIX] Old closing tag used in doc-comments

Fixes: #498
Merge pull request #511 from benjaminrau/issue-498

[BUGFIX] Old closing tag used in doc-comments
[TASK] Adapt to changes in shortcut handling
Merge pull request #512 from bjo3rnf/shorty

[TASK] Adapt to changes in shortcut handling
[TASK] Fix failing test inheritance and broken build
[TASK] Use intermediate variable for assetMarker
[BUGFIX] Expire assets by mtime instead of unlink

This change invalidates cached asset files by forcing their `mtime` flag to zero which then makes VHS's AssetService re-write the files.
[DOC] Better describe conditions for using Markdown
[BUGFIX] Pull in metadata with fal 6.2

Fixes #515
[BUGFIX] DateRange does not respect timezone
Merge pull request #527 from benjaminrau/patch-1

[BUGFIX] DateRange does not respect timezone
[BUGFIX] Localized metadata overlay on fal
Merge pull request #531 from hmspl/fal_fix

[BUGFIX] Localized metadata overlay on fal