symfony/symfony — pull request #12285 by nicolas-grekas (2014-10-22 09:38:24+00:00)
Title: Various fixes

| Q | A
| ------------- | ---
| Bug fix? | yes
| New feature? | no
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| Fixed tickets | #12278
| License | MIT
| Doc PR | -

A 3 in one PR (diff is best viewed with whitespaces ignored):
- changed the way the DebugHandlerListeners desactivates itself
- reduced a N×N iteration by a N one in ContainerAwareEventListener::removeListener
- fixed an issue in VarDumper