add openssl options to help message
add openssl options to help message

add examples of useful openssl options

MikeDawg/cipherscan,PeterMosmans/cipherscan,MikeDawg/cipherscan,PeterMosmans/cipherscan,MikeDawg/cipherscan,jvehent/cipherscan,PeterMosmans/cipherscan,jvehent/cipherscan,jvehent/cipherscan