Commit 3c32a2dded97991a915f3a1cf547f498dfcf7034

Removed require couch_object/model which doesn't exist anymore. Thanks to Levi Kennedy
  
2727require "couch_object/database"
2828require "couch_object/view"
2929require "couch_object/persistable"
30require "couch_object/model"
3130require "couch_object/error_classes"
3231
3332module CouchObject