Board Thread:Support Requests - Getting Technical/@comment-12198205-20150504085804/@comment-25428589-20150504100220

Since SocialIcons has been removed (see w:c:dev:SocialIcons/code.js), I'd assume they're talking about the social buttons which are now installed by default. Unfortunately, the terms of use don't allow you to remove them for your users, but you can remove them for yourself.