Merge branch '2.3' into 2.5

* 2.3:
  [Config] adds missing « use » statement for InvalidTypeException type hint in documentation.
  [Config] fixes broken unit test on ArrayNode class.
  fixed CS
  [Security] Delete old session on auth strategy migrate
  update required minimum TwigBridge version
  Very minor grammar fix in error message
  [Tests] Silenced all deprecations in tests for 2.3
  BinaryFileResponse - add missing newline
  fixed CS
  add a limit and a test to FlattenExceptionTest.
  CS: There should be no empty lines following phpdocs
  [FrameworkBundle] fix cache:clear command
  [2.3] Docblocks should not be followed by a blank line
  Fix return phpdoc
  [PropertyAccess] Added test to verify #5775 is fixed

Conflicts:
	src/Symfony/Bundle/TwigBundle/composer.json
	src/Symfony/Component/PropertyAccess/Tests/PropertyAccessorTest.php
	src/Symfony/Component/Security/Core/Tests/Validator/Constraints/UserPasswordValidatorTest.php

Author: fabpot

Kernel.php

@@ -584,12 +584,12 @@ protected function getKernelParameters()
 
         return array_merge(
             array(
-                'kernel.root_dir' => $this->rootDir,
+                'kernel.root_dir' => realpath($this->rootDir) ?: $this->rootDir,
                 'kernel.environment' => $this->environment,
                 'kernel.debug' => $this->debug,
                 'kernel.name' => $this->name,
-                'kernel.cache_dir' => $this->getCacheDir(),
-                'kernel.logs_dir' => $this->getLogDir(),
+                'kernel.cache_dir' => realpath($this->getCacheDir()) ?: $this->getCacheDir(),
+                'kernel.logs_dir' => realpath($this->getLogDir()) ?: $this->getLogDir(),
                 'kernel.bundles' => $bundles,
                 'kernel.charset' => $this->getCharset(),
                 'kernel.container_class' => $this->getContainerClass(),

phpunit.xml.dist

@@ -6,6 +6,10 @@
          colors="true"
          bootstrap="vendor/autoload.php"
 >
+    <php>
+        <!-- Silence E_USER_DEPRECATED (-16385 == -1 & ~E_USER_DEPRECATED) -->
+        <ini name="error_reporting" value="-16385"/>
+    </php>
     <testsuites>
         <testsuite name="Symfony HttpKernel Component Test Suite">
             <directory>./Tests/</directory>