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make Message and Notice support render
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close #2406
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增加逻辑：
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1.当吸顶的时候增加一个div标签占位，可让过度更加顺滑（原有逻辑当到达顶部的时候会会变成绝对定位，后面的标签就会立即顶上去，会有跳动的过程，体验不佳）
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Update carousel component: add loop and radiusDot property
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Update carousel component: add loop and radiusDot property # Conflicts: # package.json # src/components/date-picker/picker.vue # src/components/select/select.vue
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fixed #2133 fixed #1784 fixed #1333 fixed #1362