bcardarella/client_side_validations — pull request #391 by jpmcgrath (2012-09-25 02:48:29+00:00)
Title: Provide support for :allow_blank option for validates_uniqueness.

In regard to Issue #388 (https://github.com/bcardarella/client_side_validations/issues/388)

Found that although the JS component of CSV looks for the allow_blank option for validates_uniqueness, it wasn't being passed through from server side.

These changes cover active_record, mongo_mappper and mongoid adapters.

Includes updated test suite.