>Update. Found this https://github.com/FortAwesome/Font-Awesome/wiki/Upgrading-from-3.2.1-to-4 - will try to follow.
>
>Hi everybody,
>
>Does someone have a link that shows the old names for the icons and new names for the font-awesome icons? Apparently, they renamed all the icons and I'm going to fix all our references in the application but this cheat sheet would be extremely helpful.
>
>Thanks a lot in advance.

I'm trying to find out what "icon-1x" should be changed to. Does anyone know?

Thanks.