Change JS comment for better parsing (#1693)

pages/examples/login.html

@@ -89,7 +89,7 @@
     $('input').iCheck({
       checkboxClass: 'icheckbox_square-blue',
       radioClass: 'iradio_square-blue',
-      increaseArea: '20%' // optional
+      increaseArea: '20%' /* optional */
     });
   });
 </script>

pages/examples/register.html

@@ -94,7 +94,7 @@
     $('input').iCheck({
       checkboxClass: 'icheckbox_square-blue',
       radioClass: 'iradio_square-blue',
-      increaseArea: '20%' // optional
+      increaseArea: '20%' /* optional */
     });
   });
 </script>