v2.3.0: cave rooms now have a 5x5 min size, prevents tunnel-like looks

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/rooms/standard/CaveRoom.java

@@ -32,6 +32,16 @@ public class CaveRoom extends PatchRoom {
 		return new float[]{4, 2, 1};
 	}
 
+	@Override
+	public int minHeight() {
+		return Math.max(5, super.minHeight());
+	}
+
+	@Override
+	public int minWidth() {
+		return Math.max(5, super.minWidth());
+	}
+
 	@Override
 	protected float fill() {
 		//fill scales from ~30% at 4x4, to ~60% at 18x18