* removing Hippo and other custom widgets

* migration path to Gtk3 (do we ship two toolkits? Do we migrate the shell and the toolkit and activities at once?)

* porting Sugar's theme to gtk3 (go benzea, go!)

* other introspected libraries that need work (namely NM)

http://wiki.sugarlabs.org/go/Marketing_Team/Events/Gtk3_Hackfest_2011