v0.3.0c: refactored finding a character, no longer need to maintain chars[] array

src/com/shatteredpixel/shatteredpixeldungeon/levels/painters/PoolPainter.java

@@ -77,7 +77,6 @@ public class PoolPainter extends Painter {
 				piranha.pos = room.random();
 			} while (level.map[piranha.pos] != Terrain.WATER|| Actor.findChar( piranha.pos ) != null);
 			level.mobs.add( piranha );
-			Actor.occupyCell( piranha );
 		}
 	}