Cleanup & Fixes for .NET 5 (#309)

- [X] Fixes several bugs
- [X] Updates more ordinal issues
- [X] Cleans up the code a bit
- [X] Turns classes static that should have been
- [X] Changes TcpServer.Instances to a HashSet

Bumps release version

Projects/UOContent/Items/Wands/BaseWand.cs

@@ -21,7 +21,7 @@ namespace Server.Items
         ManaDraining
     }
 
-    public abstract class BaseWand : BaseBashing, ITokunoDyable
+    public abstract class BaseWand : BaseBashing
     {
         private int m_Charges;
 

Projects/UOContent/Items/Wands/RandomWand.cs

@@ -1,9 +0,0 @@
-namespace Server.Items
-{
-    public class RandomWand
-    {
-        public static BaseWand CreateWand() => CreateRandomWand();
-
-        public static BaseWand CreateRandomWand() => Loot.RandomWand();
-    }
-}