[FrameworkBundle] RegisterKernelListenersPass: Removed and replaced use of deprecated preg_match() /e modifier with regards to PHP 5.5

More information: https://wiki.php.net/rfc/remove_preg_replace_eval_modifier

As of beta 2 of PHP 5.5, the above is implemented. Attempting to run the current version of Symfony FrameworkBundle (or 2.1) will cause an `ErrorException`.

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |