* Merge from Debian unstable. Remaining changes: - 04-autorestart.patch: Add gnome session restart support to ensure we always have an authentication agent running. To be forwarded upstream. - 06-authentication-failure-string.patch: Improve error message displayed when authentication fails. - 07-use-accountsservice.patch: get user icon from accountsservice instead of looking in ~/.face. (LP: #928249) - debian/patches/08-fresh-x11-timestamps.patch: use fresh X11 timestamps when displaying authentication dialog to circumvent focus-stealing prevention. (LP: #946171) - Tell the .desktop file for the authentication agent to auto-restart the agent in case of failure. - add dh --with translations