nginx-sticky module uses "Max-Age" directive instead of "Expires" to set cookie expiration

[S. Goodman]

https://code.google.com/p/nginx-sticky-module/issues/detail?id=31

[S. Goodman]

looks ok

#!

HTTP/1.1 200 OK
Server: nginx
Date: Wed, 05 Mar 2014 17:02:54 GMT
Content-Type: text/html; charset=utf-8
Content-Length: 17017
Connection: close
Set-Cookie: route=d08c73900b789aec5cd5218c45fc263b; Expires=Wed, 05-Mar-2014 18:02:54 GMT; Secure; HttpOnly
Strict-Transport-Security: max-age=31536000; includeSubDomains
X-Frame-Options: SAMEORIGIN

[S. Goodman]

done