+ resources :traces, :path => "gpx", :only => [:create, :show, :update, :destroy], :id => /\d+/
+ post "gpx/create" => "traces#create", :id => /\d+/, :as => :trace_create
+ get "gpx/:id/details" => "traces#show", :id => /\d+/, :as => :trace_details
+