Fixes label heights after rotation

AutoLayout.m

- (void)viewDidLayoutSubviews
{
    dispatch_async(dispatch_get_main_queue(), ^{
        self.titleLabel.preferredMaxLayoutWidth = self.titleLabel.bounds.size.width;
        self.dateAuthorLabel.preferredMaxLayoutWidth = self.titleLabel.bounds.size.width;
        self.introLabel.preferredMaxLayoutWidth = self.titleLabel.bounds.size.width;
        self.textLabel.preferredMaxLayoutWidth = self.titleLabel.bounds.size.width;
    });
}