Fix wind bar animation not looping properly
If you looked closely, you could see the wind bar “jumping” a bit.
Pixel offset was off-by-1.
Prevent wind bar from overflowing with high wind values
Wind flow overflow does not happen normally, but might be triggered when calling SetWind with
extreme values (>100 or <-100). Allows for silly wind experiments in scripts.
Fix double water splash if flying saucer drowns (
bug #681)