左侧树状图更改，及部分样式调整

shuishen

2021-06-08 23346a0c7f9eb68a999fab429355a14b592bc2f7

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//>>built
define({buttonOk:"\u786e\u5b9a",buttonCancel:"\u53d6\u6d88",buttonSave:"\u4fdd\u5b58",itemClose:"\u5173\u95ed"});