symfony/symfony — pull request #12308 by stof (2014-10-24 08:43:38+00:00)
Title: Ensure that Twig form themes are always a list, not a hashmap

| Q | A
| ------------- | ---
| Bug fix? | yes
| New feature? | no
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| Fixed tickets | #12305
| License | MIT
| Doc PR | n/a

array_unique does not reindex arrays when deleting keys.