Fallback to trusty; seems some deps are not yet ready for vivid.
Fallback to trusty; seems some deps are not yet ready for vivid.

mitechie/juju-gui,jrwren/juju-gui,jrwren/juju-gui,bac/juju-gui,bac/juju-gui,jrwren/juju-gui,bac/juju-gui,bac/juju-gui,mitechie/juju-gui,mitechie/juju-gui,mitechie/juju-gui,jrwren/juju-gui