Core/Entities: Phasing rewrite

Source/Game/DataStorage/Structs/P_Records.cs

@@ -23,7 +23,7 @@ namespace Game.DataStorage
     public sealed class PhaseRecord
     {
         public uint Id;
-        public ushort Flags;
+        public PhaseEntryFlags Flags;
     }
 
     public sealed class PhaseXPhaseGroupRecord

Source/Game/DataStorage/Structs/S_Records.cs

@@ -552,6 +552,6 @@ namespace Game.DataStorage
         public SummonCategory Control;
         public ushort Faction;
         public SummonType Title;
-        public byte Slot;
+        public sbyte Slot;
     }
 }