Merge branch '2.7' into 2.8

* 2.7:
  [2.7] Fix issues found by PHPStan
  Add php_unit_dedicate_assert to PHPCS
  [Intl] Update ICU data to 60.2
  [Console] fix a bug when you are passing a default value and passing -n would ouput the index

Author: nicolas-grekas

Tests/Matcher/Dumper/PhpMatcherDumperTest.php

@@ -75,7 +75,7 @@ public function testRedirectPreservesUrlEncoding()
                         ->setMethods(array('redirect'))
                         ->setConstructorArgs(array(new RequestContext()))
                         ->getMock();
-        
+
         $matcher->expects($this->once())->method('redirect')->with('/foo%3Abar/', 'foo');
 
         $matcher->match('/foo%3Abar');