fix: 修复bug

Author: lixichen

dist/build.js

@@ -127,7 +127,6 @@ export default {
       }
     },
     slide (pagenum, type) {
-      this.$emit('slide', this.data)
       sliderAddClass.call(this, pagenum, type)
       // 执行动画
       this.config.animation = true
@@ -144,6 +143,7 @@ export default {
       if (this.config.effect === 'fade') {
         sliderFade.methods.slide.call(this, pagenum, type)
       }
+      this.$emit('slide', this.data)
     },
     // 阻止页面滚动
     preventDefault (e) {

dist/module.js

@@ -109,7 +109,8 @@ options: {
   itemAnimation: true,
   centeredSlides: true,
   loopedSlides: 2,
-  slidesToScroll: 1
+  slidesToScroll: 1,
+  loop: true
 }
 ```
   2. Set css