Fix facebook regex

Now matches facebook.com/video/video.php?v=fuckyourmomzuckerberg

PlayBot/sites/facebook.pm

@@ -20,7 +20,7 @@ BEGIN {
 
 sub regex
 {
-    return qr#(?:^|[^!])https?://(?:www.)?facebook.com/(?:video.php\?v=|.*/videos/)([a-zA-Z0-9_-]+)#;
+    return qr#(?:^|[^!])https?://(?:www.)?facebook.com/(?:video/)?(?:video.php\?v=|.*/videos/)([a-zA-Z0-9_-]+)#;
 }
 
 sub get {