Log Message:
Update to 1.22

Upstream changes:
version 1.22 at 2018-07-15 12:24:13 +0000
-----------------------------------------

  Change: f3770138dd1fe7948ee2f7633a14dd661daa1267
  Author: Chris 'BinGOs' Williams <chris@bingosnet.co.uk>
  Date : 2018-07-15 13:24:13 +0000

    Fixed problem when specifying ssl options

-----------------------------------------
version 1.20 at 2018-07-13 18:06:30 +0000
-----------------------------------------

  Change: dedc0de6a3a6513ac32355393443ae5bee756ec8
  Author: Chris 'BinGOs' Williams <chris@bingosnet.co.uk>
  Date : 2018-07-13 19:06:30 +0000

    Added sslctx, sslcert and sslkey options

    These allow manipulation of the SSL/TLS connection and to specify
    client-side certificate, respectively.