图例的修改，目录树调整，图层管理调整，图片更新

shuishen

2021-06-23 9356ddd3554e1ddf8847923d0ce2eceeef8411f0

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@import "variables.less";
@import "../common/TabBar-compat.less";
@import "../common/domButtons/DomButtonWhiteCross-compat.css";