make list spec pass

config/application.rb

@@ -25,6 +25,15 @@ module JSON
     'ruby_class'
   end
 end
+
+# URI.escape was deprecated, use CGI escape insted. This is for the version of paperclip still using the URI variant
+# If the testsuite runs without this code, please remove it
+module URI
+  def self.escape(*args)
+    CGI.escape(*args)
+  end
+end
+
 if Rails.env.development?
   class CouchRest::Connection
     alias_method :old_execute, :execute