Merge branch '3.1' into 3.2

* 3.1:
  fixed CS

Author: fabpot

Tests/CrawlerTest.php

@@ -30,14 +30,14 @@ public function testConstructor()
     public function testGetUri()
     {
         $uri = 'http://symfony.com';
-        $crawler = new Crawler(null,  $uri);
+        $crawler = new Crawler(null, $uri);
         $this->assertEquals($uri, $crawler->getUri());
     }
 
     public function testGetBaseHref()
     {
         $baseHref = 'http://symfony.com';
-        $crawler = new Crawler(null,  null, $baseHref);
+        $crawler = new Crawler(null, null, $baseHref);
         $this->assertEquals($baseHref, $crawler->getBaseHref());
     }