Lib: disable SSLv2 and SSLv3.
Lib: disable SSLv2 and SSLv3.

SSLv2 and SSLv3 are outdated, and contain serious security vulnerabilities.
Disable these outdated protocols so they cannot be used.

Haster2004/rabbitmq-c,alanxz/rabbitmq-c,Haster2004/rabbitmq-c,alanxz/rabbitmq-c,Haster2004/rabbitmq-c,alanxz/rabbitmq-c