jquery.com: Add MaxCDN to list of who's using jQuery.

Author: scottgonzalez

themes/jquery.com/i/whos-using-sprite.png

@@ -145,7 +145,7 @@ a,
 	background-position: 0 -80px;
 }
 
-#whos-using li a.backbone {
+#whos-using li a.maxcdn {
 	background-position: 0 -160px;
 }