merged branch hhamon/http_foundation_phpdoc (PR #3982)

Commits
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b19468e [HttpFoundation] changed return type from int to integer in ParameterBag::getInt() method.
9cd0b03 [HttpFoundation] fixed phpdoc in ParameterBag::getInt() method.

Discussion
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[HttpFoundation] phpdoc fix in ParameterBag class

Bug fix: no
Feature addition: no
Backwards compatibility break: no
Symfony2 tests pass: yes
Fixes the following tickets: -
Todo: -

src/Symfony/Component/HttpFoundation/ParameterBag.php

@@ -234,7 +234,7 @@ class ParameterBag
      * @param mixed   $default The default value if the parameter key does not exist
      * @param boolean $deep If true, a path like foo[bar] will find deeper items
      *
-     * @return string The filtered value
+     * @return integer The filtered value
      *
      * @api
      */