Update icons.md
Merge pull request #183 from Haoxiqiang/patch-1

Update icons.md
Merge pull request #185 from poppinlp/master

校对switches
添加新的校队认领Imagery：chenyusi；Grids：huanglizhuo
Merge pull request #186 from IceskYsl/master

添加新的校队认领Imagery：chenyusi；Grids：huanglizhuo
校对认领添加
Merge pull request #2 from 1sters/master

merge master