0f84b47 Backport new missing plugins API

Authored and Committed by kalev 9 years ago
    Backport new missing plugins API
    
    It's unclear at this point if we're going to have a gstreamer 1.6
    release in time for F22. This commit backports the new missing plugin
    installation API from git master that gnome-software needs.
    
        
file modified
+7 -1