symfony/symfony — pull request #3315 by bschussek (2012-02-09 16:07:40+00:00)
Title: [Form] Fixed MergeCollectionListener for the case that the form's data is updated by the data mapper

Bug fix: yes
Feature addition: yes
Backwards compatibility break: no
Symfony2 tests pass: yes
Fixes the following tickets: #3293
Todo: -

![Travis Build Status](https://secure.travis-ci.org/bschussek/symfony.png?branch=issue3293)

This fixes CollectionType to properly use adders and removers. Apart from that, adders and removers now work with custom property paths. PropertyPath was extended for a method `getParent`.