added clear map functions

MrBigsock/Assets/Code/Map/NeighbourMapGenerator.cs

@@ -14,6 +14,7 @@ namespace Bigsock
 
         public override void RunProceduralGeneration()
         {
+            roomList.Clear();
            
             for (int i = 0; i <= RoomCount - 1; i++)
             {
@@ -41,5 +42,10 @@ namespace Bigsock
         {
             return roomList.Count;
         }
+
+        public static void ClearRoomList()
+        {
+            roomList.Clear();
+        }
     }
 }
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