feat: Carousel supports vertical

[jlsnake]

For this issue #26 and fix the selectedIndex display error in issue #7

• Make sure that you follow antd's code convention.
• Run npm run lint and fix those errors before submitting in order to keep consistent code style.
• Rebase before creating a PR to keep commit history clear.
• Add some descriptions and refer relative issues for you PR.

Extra checklist:

isNewFeature :

• Update API docs for the component.
• Update/Add demo to demonstrate new feature.
• Update TypeScript definition for the component.
• Add unit tests for the feature.

[warmhug]

It seems that there is a drag problem on Android 4.1

But it works well on Android 7 and iOS. Thank you for your great work!

[warmhug]

Close #26

[youngjuning]

但是还是有问题啊，竖屏的时候，初始化显示会有问题

[jlsnake]

什么问题？

[xiaohuoni]

类似这种使用方式，可以规避掉，初始化显示的问题，还有不会 autoplay 的问题。

{data&&<Carousel/>}