simplethings/SimpleThingsFormExtraBundle — pull request #47 by RomainLegouverneur (2014-01-03 17:31:51+00:00)
Title: property_path deprecated at false

Since 2.1, the mapped option has been added for this use-case. (http://symfony.com/doc/2.3/reference/forms/types/form.html#property-path)