update Grape routes to work with current version of Grape

lib/tasks/grape.rake

@@ -2,7 +2,13 @@ namespace :grape do
   desc 'Print compiled grape routes'
   task routes: :environment do
     API::API.routes.each do |route|
-      puts route
+      puts "#{route.options[:method]} #{route.path} - #{route_description(route.options)}"
     end
   end
+
+  def route_description(options)
+    if options[:settings][:description]
+      options[:settings][:description][:description]
+    end || ''
+  end
 end