Merge branch '2.8' into 3.3

* 2.8:
  [Console] Fix traversable autocomplete values
  [ExpressionLanguage] Fix PhpDoc type-hints on Token value
  bumped Symfony version to 2.8.30
  updated VERSION for 2.8.29
  updated CHANGELOG for 2.8.29
  bumped Symfony version to 2.7.37
  updated VERSION for 2.7.36
  update CONTRIBUTORS for 2.7.36
  updated CHANGELOG for 2.7.36

Author: nicolas-grekas

Tests/ExpressionLanguageTest.php

@@ -178,6 +178,14 @@ public function testCachingForOverriddenVariableNames()
         $this->assertSame('($a + $B)', $result);
     }
 
+    public function testStrictEquality()
+    {
+        $expressionLanguage = new ExpressionLanguage();
+        $expression = '123 === a';
+        $result = $expressionLanguage->compile($expression, array('a'));
+        $this->assertSame('(123 === $a)', $result);
+    }
+
     public function testCachingWithDifferentNamesOrder()
     {
         $cacheMock = $this->getMockBuilder('Psr\Cache\CacheItemPoolInterface')->getMock();

Token.php

@@ -30,9 +30,9 @@ class Token
     const PUNCTUATION_TYPE = 'punctuation';
 
     /**
-     * @param string $type   The type of the token (self::*_TYPE)
-     * @param string $value  The token value
-     * @param int    $cursor The cursor position in the source
+     * @param string                $type   The type of the token (self::*_TYPE)
+     * @param string|int|float|null $value  The token value
+     * @param int                   $cursor The cursor position in the source
      */
     public function __construct($type, $value, $cursor)
     {