plataformatec/simple_form — pull request #718 by achempion (2012-12-29 14:48:52+00:00)
Title: some problems with transfer options

simple_fields_for don't passed options and it's created some problems like this:
https://github.com/ryanb/nested_form/issues/219
https://github.com/ryanb/nested_form/pull/226

Now all's ok
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p.s. link to native method
https://github.com/rails/rails/blob/beba8267c96a3dbc1f505ecc099dbf14db8dde4c/actionpack/lib/action_view/helpers/form_helper.rb#L605