merged branch stloyd/patch-2 (PR #1428)

Commits
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4510256 Removed "use" on non-existing file.

Discussion
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[WebTestCase] Removed "use" on non-existing file.

src/Symfony/Bundle/FrameworkBundle/Test/WebTestCase.php

@@ -15,7 +15,6 @@ use Symfony\Bundle\FrameworkBundle\Client;
 use Symfony\Component\Finder\Finder;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\HttpKernelInterface;
-use Symfony\Component\HttpKernel\Test\WebTestCase as BaseWebTestCase;
 
 /**
  * WebTestCase is the base class for functional tests.