fix for #570, sanitized tag names

src/main/coffeescript/view/MainView.coffee

@@ -34,6 +34,7 @@ class MainView extends Backbone.View
 
   addResource: (resource) ->
     # Render a resource and add it to resources li
+    resource.id = resource.id.replace(/\s/g, '_')
     resourceView = new ResourceView({model: resource, tagName: 'li', id: 'resource_' + resource.id, className: 'resource', swaggerOptions: @options.swaggerOptions})
     $('#resources').append resourceView.render().el