1.2.3

2018-12-25

• 📝 Remove Christmas egg.
• 🐞 Fix some components do not support array type class problem#322
• 🌟 TreeSelect adds the treeExpandedKeys props and treeExpand event to control the expansion of the tree.
• 🐞 Fix the Tree component warning duplicate key question when using TreeNode。

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• 📝 移除圣诞彩蛋。
• 🐞 修复部分组件不支持数组类型class问题#322
• 🌟 TreeSelect 组件新增 treeExpandedKeys 属性和 treeExpand 事件，用于控制树的展开收起。
• 🐞 修复Tree组件使用TreeNode时报重复Key问题。