- Terrain config

- Fix for underground terrains

config/terrains.json

@@ -103,6 +103,7 @@
 		"minimapBlocked"   : [ 41, 40, 41 ],
 		"music" : "Lava.mp3",
 		"tiles" : "LAVATL",
+		"type" : "SUB",
 		"code" : "lv",
 		"river" : "rl",
 		"battleFields" : ["lava"],

lib/Terrain.cpp

@@ -267,7 +267,7 @@ bool TerrainType::isPassable() const
 
 bool TerrainType::isUnderground() const
 {
-	return passabilityType != PassabilityType::SUBTERRANEAN;
+	return passabilityType == PassabilityType::SUBTERRANEAN;
 }
 
 bool TerrainType::isTransitionRequired() const