9: (dev) block objects
10: (dev) water pressure
11: (dev) zlib'd blocks, block flags
+ 12: (dev) UnlimitedHeightmap now uses interpolated areas
+ 13: (dev) Mapgen v2
*/
// This represents an uninitialized or invalid format
#define SER_FMT_VER_INVALID 255
// Highest supported serialization version
-#define SER_FMT_VER_HIGHEST 11
+#define SER_FMT_VER_HIGHEST 13
// Lowest supported serialization version
#define SER_FMT_VER_LOWEST 2