HHH-4412 NativeNamedQuery

Allowed to create native named query with bulk operations(insert, update, delete)
Attached a test case, NamedNativeQueryTest, that tests:
-insert/insert select
-updates(single and multiple values)
-deletes(single and multiple values)
-select as array object(single and multiple values)

As I talked in pull request 458 with @sebersole 
I'm sending this pull request to issue HHH-4412 separeted from the others once they need to be sent in other branch
https://github.com/hibernate/hibernate-orm/pull/458

I'm going to see the others.
Thanks.