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ReferenceError: gon is not defined
at new (http://0.0.0.0:3000/assets/welcome.js?body=1:9:29)
at Object.invoke (http://0.0.0.0:3000/assets/angular.js?body=1:4153:17)
at extend.instance (http://0.0.0.0:3000/assets/angular.js?body=1:8343:21)
at http://0.0.0.0:3000/assets/angular.js?body=1:7595:13
at forEach (http://0.0.0.0:3000/assets/angular.js?body=1:344:20)
at nodeLinkFn (http://0.0.0.0:3000/assets/angular.js?body=1:7594:11)
at compositeLinkFn (http://0.0.0.0:3000/assets/angular.js?body=1:6992:13)
at compositeLinkFn (http://0.0.0.0:3000/assets/angular.js?body=1:6995:13)
at compositeLinkFn (http://0.0.0.0:3000/assets/angular.js?body=1:6995:13)
at compositeLinkFn (http://0.0.0.0:3000/assets/angular.js?body=1:6995:13)

[...]
app.controller('IndexCtrl', ['$scope', '$http', function ($scope, $http) {
var controller = this;
this.projectsWithStatus = gon.projects_with_status;
this.projectStatuses = gon.project_statuses;
[...]

<head>
  <title>Más Recursos Naturales | Flujo de caja</title>
  <%= include_gon %>
  <%= stylesheet_link_tag    'application', media: 'all', 'data-turbolinks-track' => true %>
  <%= javascript_include_tag 'application', 'data-turbolinks-track' => true %>
  <%= csrf_meta_tags %>
</head>