app/assets/javascripts/darkswarm/controllers/group_tabs_controller.js.coffee
angular.module('Darkswarm').controller "GroupTabsCtrl", ($scope, $controller, Navigation) ->
angular.extend this, $controller('TabsCtrl', {$scope: $scope})
$scope.tabs =
map: { active: Navigation.isActive('/map') }
about: { active: Navigation.isActive('/about') }
producers: { active: Navigation.isActive('/producers') }
hubs: { active: Navigation.isActive('/hubs') }