Made the entity-sorting keys configurable
Made the entity-sorting keys configurable, and made it possible to blacklist the "_id" property. This is required in order to write tests against external systems that generate nondeterministic "_id" values.
Made the entity-sorting keys configurable, and made it possible to blacklist the "_id" property. This is required in order to write tests against external systems that generate nondeterministic "_id" values.