Editor Sorting Fixes & Upgrades (#808)

* ready to pr i think

Fixed Alphabetical Sorting.
Fixed Chronological Sorting by adding a sorting value to every minigame.
Added Sort By Usage.

* i accidentally removed a bunch of work from yall oops this should fix that i think

Assets/Scripts/Games/DJSchool/DJSchool.cs

@@ -81,7 +81,8 @@ namespace HeavenStudio.Games.Loaders
             },
             new List<string>() {"ntr", "normal"},
             "ntrdj", "en",
-            new List<string>(){}
+            new List<string>(){},
+            chronologicalSortKey: 17
             );
         }
     }