live-search: move from Empathy to tp-account-widgets https://bugzilla.gnome.org/show_bug.cgi?id=699492
Remove obsolete contact-list-{store,view} Hourrah \o/ https://bugzilla.gnome.org/show_bug.cgi?id=663387
live-search: export few more functions
Fix authors and copyright of EmpathyLiveSearch
Add EmpathyLiveSearch widget