初次校对
校对认领：结构
校验selection
校验selection
校验snackbar and toast
认领移除：List controls & Menus

将以下两个移除：
列表控制 - List controls 1% by @EflakeEver
菜单 - Menus 1% @xieweiqi1860
Merge pull request #218 from chenyusi/master

初次校对
Merge pull request #216 from poppinlp/checkselection

校验selection
Merge pull request #217 from poppinlp/snack

校验snackbar and toast