Adds bigip_ssl_certificate module
This module is another in the ongoing "bootstrapping saga" that is
being undertaken. With this module you can manage the lifecycle of
the SSL certificates on a BIG-IP. This includes those used for
SSL offloading.
Tests for this module can be found here
https://github.com/F5Networks/f5-ansible/blob/master/roles/__bigip_ssl_certificate/tasks/main.yaml
Platforms this was tested on are
12.0.0
12.1.0
