cookie处理

http://blog.csdn.net/dopamy_busymonkey/article/details/70672997 @Edeson
openstack-蓝雪 10:34:51
【链接】【Django】优化小技巧之清除过期session
http://blog.csdn.net/orangleliu/article/details/48313581
openstack-蓝雪 10:35:07
【链接】pythonsession过期timeout处理
http://blog.csdn.net/five3/article/details/20467157