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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<tr dojoAttachPoint="groupingNode" class="feedViewerGrouping">
    <td colspan="2" dojoAttachPoint="titleNode" class="feedViewerGroupingTitle">
    </td>
</tr>