Merge branch '2.3' into 2.6

* 2.3:
  Fix small coding style
  [2.3] Static Code Analysis for Components
  [Form] fixed phpdoc
  CS: Convert double quotes to single quotes
  Fixed MongoODM entity loader. Improved loading behavior of entities and documents by reusing entity loader.
  [Validator] added Japanese translation for unmatched charset (id: 80)
  [DependencyInjection] Highest precedence for user parameters
  [Translation][MoFileLoader] fixed load empty translation.
  bumped Symfony version to 2.3.27
  updated VERSION for 2.3.26
  update CONTRIBUTORS for 2.3.26
  updated CHANGELOG for 2.3.26

Conflicts:
	src/Symfony/Bundle/FrameworkBundle/Command/AssetsInstallCommand.php
	src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php
	src/Symfony/Bundle/TwigBundle/Command/LintCommand.php
	src/Symfony/Component/Config/Definition/ReferenceDumper.php
	src/Symfony/Component/Debug/ExceptionHandler.php
	src/Symfony/Component/DependencyInjection/Dumper/PhpDumper.php
	src/Symfony/Component/DependencyInjection/Tests/Compiler/MergeExtensionConfigurationPassTest.php
	src/Symfony/Component/DependencyInjection/Tests/DefinitionTest.php
	src/Symfony/Component/Filesystem/Filesystem.php
	src/Symfony/Component/HttpKernel/DataCollector/DataCollector.php
	src/Symfony/Component/HttpKernel/Kernel.php
	src/Symfony/Component/Serializer/Encoder/XmlEncoder.php
	src/Symfony/Component/Translation/PluralizationRules.php
	src/Symfony/Component/Validator/Constraints/IssnValidator.php
	src/Symfony/Component/Validator/Resources/translations/validators.ja.xlf
	src/Symfony/Component/Yaml/Tests/InlineTest.php

Author: fabpot

Event/FilterControllerEvent.php

@@ -86,7 +86,7 @@ private function varToString($var)
                 $a[] = sprintf('%s => %s', $k, $this->varToString($v));
             }
 
-            return sprintf("Array(%s)", implode(', ', $a));
+            return sprintf('Array(%s)', implode(', ', $a));
         }
 
         if (is_resource($var)) {

HttpKernel.php

@@ -267,7 +267,7 @@ private function varToString($var)
                 $a[] = sprintf('%s => %s', $k, $this->varToString($v));
             }
 
-            return sprintf("Array(%s)", implode(', ', $a));
+            return sprintf('Array(%s)', implode(', ', $a));
         }
 
         if (is_resource($var)) {

Tests/HttpCache/HttpCacheTest.php

@@ -1067,7 +1067,7 @@ public function testEsiCacheSendsTheLowestTtl()
         $this->setNextResponses($responses);
 
         $this->request('GET', '/', array(), array(), true);
-        $this->assertEquals("Hello World! My name is Bobby.", $this->response->getContent());
+        $this->assertEquals('Hello World! My name is Bobby.', $this->response->getContent());
 
         // check for 100 or 99 as the test can be executed after a second change
         $this->assertTrue(in_array($this->response->getTtl(), array(99, 100)));

Tests/Profiler/FileProfilerStorageTest.php

@@ -94,7 +94,7 @@ public function testReadLineFromFile()
         fwrite($h, "line1\n\n\nline2\n");
         fseek($h, 0, SEEK_END);
 
-        $this->assertEquals("line2", $r->invoke(self::$storage, $h));
-        $this->assertEquals("line1", $r->invoke(self::$storage, $h));
+        $this->assertEquals('line2', $r->invoke(self::$storage, $h));
+        $this->assertEquals('line1', $r->invoke(self::$storage, $h));
     }
 }