Shakeout testing Fixes (#952)

* Cleaned up some old code in download bookmark that could create pointless temp folders.

* Fixed a bad http call on reading list remove read and cleaned up the messaging

* Undid an optimization in finding cover image due to it perfoming depth first rather than breadth.

* Updated CleanComicInfo to have Translators and CoverArtists, which were previously missing.

* Renamed Refresh Metadata to Refresh Covers on the UI, given Metadata refresh is done in Scan.

* Library detail will now retain the search query in the UI. Reduced the amount of api calls to the backend on load.

* Reverted allowing the filter to reside in the UI (even though it does work).

* Updated the Age Rating to match the v2.1 spec.

* Fixed a bug where progress wasn't being saved

* Fixed line height not having any effect due to not applying to children elements in the reader

* Fixed some wording for Refresh Covers confirmation

* Delete Series will now send an event to the UI informing that series was deleted.

* Change Progress widget to show Refreshing Covers for

* When we exit early due to potential missing folders/drives in a scan, tell the UI that scan is 100% done.

* Fixed manage library not supressing scan loader when a complete came in

* Fixed a spelling difference for Publication Status between filter and series detail

* Fixed a bug where collection detail page would flash on first load due to duplicate load events

* Added bookmarks to backups

* Fixed issues where fullscreen mode would break infinite scroller contiunous reader

API/Entities/Enums/AgeRating.cs

@@ -2,6 +2,10 @@
 
 namespace API.Entities.Enums;
 
+/// <summary>
+/// Represents Age Rating for content.
+/// </summary>
+/// <remarks>Based on ComicInfo.xml v2.1 https://github.com/anansi-project/comicinfo/blob/main/drafts/v2.1/ComicInfo.xsd</remarks>
 public enum AgeRating
 {
     [Description("Unknown")]
@@ -20,15 +24,15 @@ public enum AgeRating
     KidsToAdults = 6,
     [Description("Teen")]
     Teen = 7,
-    [Description("Mature 15+")]
+    [Description("MA 15+")]
     Mature15Plus = 8,
     [Description("Mature 17+")]
     Mature17Plus = 9,
-    [Description("Mature")]
+    [Description("M")]
     Mature = 10,
     [Description("Adults Only 18+")]
     AdultsOnly = 11,
-    [Description("X 18+")]
+    [Description("X18+")]
     X18Plus = 12