get_cert gets cleaned up, stops rm'ing idents
get_cert gets cleaned up, stops rm'ing idents

The removing of identities before adding them doesn't seem to help with
anything. You still end up with certs filling up your ssh-agent. So stop
doing it, deletes a lot of code.

And this thing now uses the stupid go find config for an environment
function.

postfix/ssh-cert-authority,postfix/ssh-cert-authority,awu-platfora/ssh-cert-authority,cloudtools/ssh-cert-authority,cloudtools/ssh-cert-authority,awu-platfora/ssh-cert-authority