dashboard: improve general design (mostly events related)

dashboard/static/js/dashboard.js

@@ -18,6 +18,7 @@ angular.module("FICApp", ["ngSanitize", "ngAnimate"])
 		$scope.events.forEach(function(event) {
 		    event.time = Date.parse(event.time);
 		    event.since = now - event.time;
+		    event.kind = ["border-" + event.kind, "alert-" + event.kind];
 		});
 	    });
 	}