decodificar las urls para poder buscarlas en el log

app/controllers/stats_controller.rb

@@ -108,6 +108,8 @@ class StatsController < ApplicationController
   def normalized_paths
     @normalized_paths ||= normalized_urls.map do |u|
       "/#{u.split('/', 4).last}"
+    end.map do |u|
+      URI.decode_www_form_component u
     end
   end