显示多张幻灯片，使用Bootstrap 3.3.5轮播移动一张幻灯片

I tried using this code snippet to get Bootstrap's carousel to show 6 items, but only advance 1 and it works with Bootstrap 3.0.2, but when I try to use it with Bootstrap 3.3.5, it advances the full 6. The Bootply example with 3.3.5 is to get Bootstra