Overhaul quick settings for VDS and PrintingSelector (#5602)

* Move show folders option next to the search bar.

* Add a new settings button and settings popup, move the folder visibility checkbox there and the ability to hide tags.

* Make popup not close when interacting with child widgets.

* Fix mocks.

* Include cog icon.

* Move PrintingSelector Display options to new quick settings widget.

* Adjust size before first show so as to not overflow.

* Add option to hide card size slider in VDS.

* Qt5 support.

* Fix some warnings by containerizing layouts because addChildLayout is silly.

* Fix an incorrect slot/signal assignment.

* Correct sub-categories for settings to persist them.

* Shuffle some slots and signals around to distinguish between the tag filter and the tags on the deck preview widgets.

* Add a quick setting to draw unused color identities and center them.

* Respect the setting on startup.

* Move card size slider to the quick settings menu.

* Move PrintingSelector card size slider to quick menu, adjust other layout from other options.

* Improve layout, add a gray border.

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Co-authored-by: Lukas Brübach <Bruebach.Lukas@bdosecurity.de>

cockatrice/cockatrice.qrc

@@ -13,6 +13,7 @@
         <file>resources/icons/arrow_top_green.svg</file>
         <file>resources/icons/arrow_up_green.svg</file>
         <file>resources/icons/clearsearch.svg</file>
+        <file>resources/icons/cogwheel.svg</file>
         <file>resources/icons/conceded.svg</file>
         <file>resources/icons/decrement.svg</file>
         <file>resources/icons/delete.svg</file>