今天不更！

    http/1.1 200 ok

    server: nginx

    date: tue, 14 mar 2017 16:18:55 gmt

    content-type: text/html;charset=utf-8

    transfer-encoding: chunked

    connection: keep-alive

    vary: accept-encoding

    set-cookie: jsessionid=3c11cf3c390559fb96974ec99bd77fc1; path=/

    思路不顺，今天更不了了，明天更。