symfony/symfony — pull request #9046 by lsmith77 (2013-09-15 18:49:19+00:00)
Title: Allow null values as tag attributes

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