fix(core): Adds Hashed & Hierarchical Timer Wheel (#655)

- Removes TimerPriority
- Removes TimerThread
- Adds a [Hashed & Hierarchical Timer Wheel](http://www.cs.columbia.edu/~nahum/w6998/papers/ton97-timing-wheels.pdf)

Projects/UOContent/Engines/ConPVP/Games/BombingRun.cs

@@ -798,7 +798,6 @@ namespace Server.Engines.ConPVP
             {
                 m_Bomb = bomb;
                 m_Count = 0;
-                Priority = TimerPriority.FiftyMS;
             }
 
             protected override void OnTick()

Projects/UOContent/Engines/ConPVP/Games/KingOfTheHill.cs

@@ -211,8 +211,6 @@ namespace Server.Engines.ConPVP
                 m_Hill = hill;
                 Captures = 0;
                 m_Counter = 0;
-
-                Priority = TimerPriority.FiftyMS;
             }
 
             public int Captures { get; private set; }