fix (again) default backend selection
Merge pull request #478 from PiBa-NL/HAProxy-devel-defaultbackend

HAProxy-devel, fix (again) default backend selection
Use OpenVPN Manager client management port if specified for the server concerned

If the OpenVPN server has the client management port field specified, then use that port number when generating the OpenVPN Manager client config file, otherwise use the default of "166".
See: forum.pfsense.org/index.php/topic,63668.0.html
Discussion: https://github.com/jochenwierum/openvpn-manager/issues/17
Related pull request on pfsense repo: https://github.com/pfsense/pfsense/pull/783
Merge pull request #479 from phil-davis/master

Use OpenVPN Manager client management port if specified for the server concerned