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

1
.mblDomButtonWhiteLeftArrow16 {background-image: url(compat/mblDomButtonWhiteLeftArrow16.png); background-repeat: no-repeat;}.mblDomButtonWhiteLeftArrow16 > div {display: none;}