admins are now admins for previous groups
Merge branch 'master' of https://github.com/ucam-cl-dtg/urop-2014-ticking-ui
Merge branch 'master' of https://github.com/ucam-cl-dtg/urop-2014-ticking-ui
Ticker signups card appears and disappears appropriately. Found bug with add-edit-session disable save button again.
Merge branch 'master' of github.com:ucam-cl-dtg/urop-2014-ticking-ui
Merge branch 'toast-ajax'