Fix find_or_create_by with custom persistence.

[ fix #3243 ]
Revert "Fix find_or_create_by with custom persistence."

This reverts commit d706cbe5390d1c0b533730af62d91a487826da1f.
Allow multiple belongs_to sets in a row with ids.

[ fix #3137 ]
Adding spec for #3123
Fix combo of Uniqueness Validator + Aliased + Localized
Fix combo of Length Validator + Aliased + Localized
Fix combo of Presence Validator + Aliased + Localized
Update changelog
Bump version
store result on Update operation