jquery/jquery-mobile — pull request #3620 by tcaddy (2012-02-21 21:13:56+00:00)
Title: Optionally allow HTML markup in $.mobile.loadingMessage

Check to see if $.mobile.loadingMessageHTML is undefined and if it is true. If so, allow HTML markup in $.mobile.loadingMessage

By default, don't show HTML (this is how jQuery Mobile works right now anyway).