Merge branch '2.8' into 3.3

* 2.8:
  [VarDumper] Enhance docblock to tell about AbstractDumper::dumpLine(-1)
  [Debug] Remove false-positive check in DebugClassLoader
  [Validator] Fix use of GroupSequenceProvider in child classes
  Change number PHPDoc type to int|float
  [VarDumper] Strengthen dumped JS
  [travis] Add timing info
  [Validator] Fix Greek translation
  [Console] Initialize lazily to render exceptions properly
  [Validator] Add a property tag for File::$maxSize

Author: fabpot

NumberFormatter/NumberFormatter.php

@@ -357,9 +357,9 @@ public function formatCurrency($value, $currency)
     /**
      * Format a number.
      *
-     * @param number $value The value to format
-     * @param int    $type  Type of the formatting, one of the format type constants
-     *                      Only type NumberFormatter::TYPE_DEFAULT is currently supported.
+     * @param int|float $value The value to format
+     * @param int       $type  Type of the formatting, one of the format type constants
+     *                         Only type NumberFormatter::TYPE_DEFAULT is currently supported.
      *
      * @return bool|string The formatted value or false on error
      *