Bug#1016759: easy-rsa: regression?: Conflicting 'vars' files found

[Teco Boot]

I've detected the same issue.
I posted on easyrsa: https://github.com/OpenVPN/easy-rsa/issues/633 
<https://github.com/OpenVPN/easy-rsa/issues/633>
It has to do with commit 4d5a5d4 
<https://github.com/OpenVPN/easy-rsa/commit/4d5a5d4a7b14eecdbabd293e8403981165f35476>