https://github.com/Neilpang/acme.sh/issues/79
https://www.rfc-editor.org/rfc/rfc2606.txt
* Add support PowerDNS API * Small fixes
* support ovh * fix success link * fix OVH issues. * v2.4.3 Support OVH domain api
Support SunOS/Solaris * Support Solaris * Support SunOS/Open Solaris
use single equal sign '=' instead.
thanks.