fix(core): Converts more packets and switches to Moq (#415)

- [X] Switches testing to moq for mocking
- [X] Converts race changer packets
- [X] Renames some more folders and misc cleanup

Projects/UOContent/Engines/MLQuests/Definitions/BaseEscort.cs

@@ -1,20 +0,0 @@
-namespace Server.Engines.MLQuests.Definitions
-{
-    // Base class for escorts providing the AwardHumanInNeed option
-    public class BaseEscort : MLQuest
-    {
-        public BaseEscort() => CompletionNotice = CompletionNoticeShort;
-
-        public virtual bool AwardHumanInNeed => true;
-
-        public override void GetRewards(MLQuestInstance instance)
-        {
-            if (AwardHumanInNeed)
-            {
-                HumanInNeed.AwardTo(instance.Player);
-            }
-
-            base.GetRewards(instance);
-        }
-    }
-}