Some cleanups. (might break build for scripts as they are a WIP)

Source/Game/AI/CoreAI/CreatureAI.cs

@@ -119,7 +119,7 @@ namespace Game.AI
         public void TriggerAlert(Unit who)
         {
             // If there's no target, or target isn't a player do nothing
-            if (!who || !who.IsTypeId(TypeId.Player))
+            if (who == null || !who.IsTypeId(TypeId.Player))
                 return;
 
             // If this unit isn't an NPC, is already distracted, is fighting, is confused, stunned or fleeing, do nothing
@@ -178,7 +178,7 @@ namespace Game.AI
                 if (summon != null)
                 {
                     // Only apply this to specific types of summons
-                    if (!summon.GetVehicle() && ShouldFollowOnSpawn(summon.m_Properties) && summon.CanFollowOwner())
+                    if (summon.GetVehicle() == null && ShouldFollowOnSpawn(summon.m_Properties) && summon.CanFollowOwner())
                     {
                         Unit owner = summon.GetCharmerOrOwner();
                         if (owner != null)
@@ -311,7 +311,7 @@ namespace Game.AI
 
         public CypherStrings VisualizeBoundary(TimeSpan duration, Unit owner = null, bool fill = false)
         {
-            if (!owner)
+            if (owner == null)
                 return 0;
 
             if (_boundary.Empty())
@@ -368,7 +368,7 @@ namespace Game.AI
                 {
                     var pos = new Position(startPosition.GetPositionX() + front.Key * SharedConst.BoundaryVisualizeStepSize, startPosition.GetPositionY() + front.Value * SharedConst.BoundaryVisualizeStepSize, spawnZ);
                     TempSummon point = owner.SummonCreature(SharedConst.BoundaryVisualizeCreature, pos, TempSummonType.TimedDespawn, duration);
-                    if (point)
+                    if (point != null)
                     {
                         point.SetObjectScale(SharedConst.BoundaryVisualizeCreatureScale);
                         point.SetUnitFlag(UnitFlags.Stunned);