findHairlineImageViewUnder

- (UIImageView *)findHairlineImageViewUnder:(UIView *)view {
	if ([view isKindOfClass:UIImageView.class] && view.bounds.size.height <= 1.0) {
		return (UIImageView *)view;
	}
	for (UIView *subview in view.subviews) {
		UIImageView *imageView = [self findHairlineImageViewUnder:subview];
		if (imageView) {
			return imageView;
		}
	}
	return nil;
}