Remove commas from rating_votes

Author: hmerritt

src/HtmlPieces.php

@@ -53,7 +53,7 @@ public function get(object $page, string $element)
 
             case "rating_votes":
                 $rating_votes = $dom->find($page, '.ratings_wrapper span[itemprop=ratingCount]')->text;
-                return $this->strClean($rating_votes);
+                return preg_replace("/[^0-9 ]/", "", $this->strClean($rating_votes));
                 break;
 
             default:

tests/ImdbTest.php

@@ -11,7 +11,7 @@ public function testFilm()
         $film = $imdb->film('tt0816692');
 
         $this->assertEquals('tt0816692', $film['id']);
-        $this->assertEquals('Interstellar  ', $film['title']);
+        $this->assertEquals('Interstellar', $film['title']);
         $this->assertEquals('2h 49min', $film['length']);
         $this->assertEquals('2014', $film['year']);
     }