Optimisation: pages are displayed without layout, when called from a xhr request.

Should be useful to speed up paginations

app/assets/javascripts/events.js.coffee

@@ -6,7 +6,7 @@ $(document).on 'turbolinks:load', ->
     if $('#event_start_time').val() >= $('#event_end_time').val()
       $('#event_start_time').val($('#event_end_time').val())
 
-	# Quick mechanism so that the ice cube rule only appears when useful
+  # Quick mechanism so that the ice cube rule only appears when useful
   $('#event_repeat').each ->
     if $(this).val() == '0'
       $('.field.rule').hide()

app/controllers/application_controller.rb

@@ -5,6 +5,8 @@ class ApplicationController < ActionController::Base
   # For APIs, you may want to use :null_session instead.
   protect_from_forgery prepend: true, with: :exception
 
+  layout :handle_xhr_layout
+
   private
 
   def set_locale
@@ -26,4 +28,9 @@ class ApplicationController < ActionController::Base
   def set_mailer_host
     ActionMailer::Base.default_url_options[:host] = request.host_with_port
   end
+
+  # If the request is an xhr, we don't render any layout
+  def handle_xhr_layout
+    request.xhr? ? false : 'application'
+  end
 end