Enum consistency cleanup

include/structs/map.h

@@ -22,10 +22,10 @@ enum TerrainType
 
 enum CrossableTerrain
 {
-    CROSSABLE_TERRAIN_REGULAR = 0,
-    CROSSABLE_TERRAIN_LIQUID = 1,
-    CROSSABLE_TERRAIN_CREVICE = 2,
-    CROSSABLE_TERRAIN_WALL = 3,
+    CROSSABLE_TERRAIN_REGULAR,
+    CROSSABLE_TERRAIN_LIQUID,
+    CROSSABLE_TERRAIN_CREVICE,
+    CROSSABLE_TERRAIN_WALL,
     NUM_CROSSABLE_TERRAIN
 };