Acme.sh: Introduce variable for OpenSSL binary

[warrenski]

Please add support for an optional variable in account.conf whereby a user can define the path to the OpenSSL binary.

For example, on systems with an older OpenSSL package, the sysadmin may have compiled a separate standalone version of modern OpenSSL. The variable would allow the user to override the system default. For example:

OPENSSL_BIN="/opt/openssl/bin/openssl"

[Neilpang]

Good idea, I will fix it soon.
Here is a temp workaround for you:

export PATH=/opt/openssl/bin/:$PATH
acme.sh --issue .......

[Neilpang]

fixed at a746139c53b26052b6eec79c16fd100204d4e04c