Added check for ports

On some urls there is a port specified after the suffix. An extra check
has been added to test for those cases as well.

demo.php

@@ -50,6 +50,7 @@
    'xn--85x722f.com.cn',
    'www.食狮.公司.cn',
    'http://username:[email protected]/',
+   'http://username:[email protected]:9090/path?arg=value#anchor',
    'mailto:[email protected]',
    'mailto:[email protected]?subject=This%20is%20the%20subject'. //cont...
    '&[email protected]&body=This%20is%20the%20body',

src/parser.php

@@ -51,6 +51,12 @@ function cleanseURL(&$url) {
     $url = substr($url, 0, $queries);
   }
 
+  // Check for remaining ports and remove them
+  $ports = strrpos($url, ':');
+  if ($ports !== false) {
+    $url = substr($url, 0, $ports);
+  }
+
   // Append a random char such as % at the end for faster TLD matching
   $url = $url.'%';
 }