Merge branch '2.7' into 2.8

* 2.7: (40 commits)
  [Debug] Fix ClassNotFoundFatalErrorHandler candidates lookups
  [2.6][Translator] Extend, refactor and simplify Translator tests.
  Update DebugClassLoader.php
  inject asset packages in assets helper service
  [travis] Do not exclude legacy tests on 2.7
  [HttpFoundation] remove getExtension method
  [2.6][Translation] fix legacy tests.
  [Form] Removed remaining deprecation notices in the test suite
  [Form] Moved deprecation notice triggers to file level
  [Debug] Map PHP errors to LogLevel::CRITICAL
  [Routing][DependencyInjection] Support .yaml extension in YAML loaders
  [DX] improve file loader error for router/other resources in bundle
  [FrameworkBundle] Initialize translator with the default locale.
  [FrameworkBundle] Fix Routing\DelegatingLoader resiliency to fatal errors
  [2.7][Translation] remove duplicate code for loading catalogue.
  [2.6][Translation] remove duplicate code for loading catalogue.
  [HttpKernel] Cleanup ExceptionListener
  CS fixes
  [DependencyInjection] Show better error when the Yaml component is not installed
  [2.3] SCA for Components - reference mismatches
  ...

Escaper.php

@@ -33,11 +33,11 @@ class Escaper
                                      "\x18",  "\x19",  "\x1a",  "\x1b",  "\x1c",  "\x1d",  "\x1e",  "\x1f",
                                      "\xc2\x85", "\xc2\xa0", "\xe2\x80\xa8", "\xe2\x80\xa9",);
     private static $escaped = array('\\\\', '\\"', '\\\\', '\\"',
-                                     "\\0",   "\\x01", "\\x02", "\\x03", "\\x04", "\\x05", "\\x06", "\\a",
-                                     "\\b",   "\\t",   "\\n",   "\\v",   "\\f",   "\\r",   "\\x0e", "\\x0f",
-                                     "\\x10", "\\x11", "\\x12", "\\x13", "\\x14", "\\x15", "\\x16", "\\x17",
-                                     "\\x18", "\\x19", "\\x1a", "\\e",   "\\x1c", "\\x1d", "\\x1e", "\\x1f",
-                                     "\\N", "\\_", "\\L", "\\P",);
+                                     '\\0',   '\\x01', '\\x02', '\\x03', '\\x04', '\\x05', '\\x06', '\\a',
+                                     '\\b',   '\\t',   '\\n',   '\\v',   '\\f',   '\\r',   '\\x0e', '\\x0f',
+                                     '\\x10', '\\x11', '\\x12', '\\x13', '\\x14', '\\x15', '\\x16', '\\x17',
+                                     '\\x18', '\\x19', '\\x1a', '\\e',   '\\x1c', '\\x1d', '\\x1e', '\\x1f',
+                                     '\\N', '\\_', '\\L', '\\P',);
 
     /**
      * Determines if a PHP value would require double quoting in YAML.

Tests/InlineTest.php

@@ -222,8 +222,8 @@ public function getTestsForParse()
             array('{ foo  : bar, bar : foo,  false  :   false,  null  :   null,  integer :  12  }', array('foo' => 'bar', 'bar' => 'foo', 'false' => false, 'null' => null, 'integer' => 12)),
             array('{foo: \'bar\', bar: \'foo: bar\'}', array('foo' => 'bar', 'bar' => 'foo: bar')),
             array('{\'foo\': \'bar\', "bar": \'foo: bar\'}', array('foo' => 'bar', 'bar' => 'foo: bar')),
-            array('{\'foo\'\'\': \'bar\', "bar\"": \'foo: bar\'}', array('foo\'' => 'bar', "bar\"" => 'foo: bar')),
-            array('{\'foo: \': \'bar\', "bar: ": \'foo: bar\'}', array('foo: ' => 'bar', "bar: " => 'foo: bar')),
+            array('{\'foo\'\'\': \'bar\', "bar\"": \'foo: bar\'}', array('foo\'' => 'bar', 'bar"' => 'foo: bar')),
+            array('{\'foo: \': \'bar\', "bar: ": \'foo: bar\'}', array('foo: ' => 'bar', 'bar: ' => 'foo: bar')),
 
             // nested sequences and mappings
             array('[foo, [bar, foo]]', array('foo', array('bar', 'foo'))),

composer.json

@@ -22,9 +22,8 @@
         "symfony/phpunit-bridge": "~2.7|~3.0.0"
     },
     "autoload": {
-        "psr-0": { "Symfony\\Component\\Yaml\\": "" }
+        "psr-4": { "Symfony\\Component\\Yaml\\": "" }
     },
-    "target-dir": "Symfony/Component/Yaml",
     "minimum-stability": "dev",
     "extra": {
         "branch-alias": {