XCode 去除 UserInterfaceState.xcu

1、进入终端执行命令，vi .gitignore_global
2、copy 如下文件夹：（直接copy）
.DS_Store
*.xcuserstate
project.xcworkspace
xcuserdata
UserInterfaceState.xcuserstate
project.xcworkspace/
xcuserdata/
UserInterface.xcuserstate
3、保存退出
4、执行命令：（直接copy）
git rm --cached ProjectFolder.xcodeproj/project.xcworkspace/xcuserdata/myUserName.xcuserdatad/UserInterfaceState.xcuserstate
git commit -m "Removed file that shouldn't be tracked"
git push
5、搞定！
注意：myUserName.xcuserdatad，是你自己的userNme，不要弄错了。