message: docs(Swipe): add faq
diff: @@ -14,7 +14,7 @@ Vue.use(SwipeItem);
  ### Basic Usage
  -Use `autoplay` prop to set autoplay interval
  +Use `autoplay` prop to set autoplay interval.
  ```html
  <van-swipe class="my-swipe" :autoplay="3000" indicator-color="white">
  @@ -37,7 +37,7 @@ Use `autoplay` prop to set autoplay interval
  ### Image Lazyload
  -Use [Lazyload](#/en-US/lazyload) component to lazyload image
  +Use [Lazyload](#/en-US/lazyload) component to lazyload image.
  ```html
  <van-swipe>
  @@ -110,7 +110,7 @@ export default {
  </van-swipe>
  ```
  -> It's not supported to set SwipeItem size in the loop mode
  +> It's not supported to set SwipeItem size in the loop mode.
  ### Custom Indicator
  @@ -187,7 +187,7 @@ export default {
  ### Swipe Methods
  -Use [ref](https://vuejs.org/v2/api/#ref) to get Swipe instance and call instance methods
  +Use [ref](https://vuejs.org/v2/api/#ref) to get Swipe instance and call instance methods.
  | Name | Description | Attribute | Return value |
  | --- | --- | --- | --- |
  