fixed auto attack messing up cast anim

- fixed auto attack anim for mobs (<3 u ion)
- added hotbar timer updates (<3 u azia)
- fixed actor block bug
- cleaned up substate retardation
- fixed some targetfind issues
- added despawn state
- added messages for in progress commands
- added fields for aoe target, range, battleAnimation to server_battle_commands table

FFXIVClassic Common Class Lib/Vector3.cs

@@ -88,6 +88,9 @@ namespace FFXIVClassic.Common
 
         public static float GetAngle(float x, float z, float x2, float z2)
         {
+            if (x == x2)
+                return 0.0f;
+
             var angle = (float)(Math.Atan((z2 - z) / (x2 - x)));
             return (float)(x > x2 ? angle + Math.PI : angle);
         }
@@ -104,6 +107,9 @@ namespace FFXIVClassic.Common
 
         public bool IsWithinCircle(Vector3 centre, float radius)
         {
+            if (this.X == centre.X && this.Z == centre.Z)
+                return true;
+
             float diffX = centre.X - this.X;
             float diffZ = centre.Z - this.Z;