Add an option to amqp_publisher to use ssl for the connection.
Add an option to amqp_publisher to use ssl for the connection.

lyft/carbon,johnseekins/carbon,piotr1212/carbon,piotr1212/carbon,JeanFred/carbon,deniszh/carbon,obfuscurity/carbon,graphite-server/carbon,kharandziuk/carbon,pu239ppy/carbon,benburry/carbon,krux/carbon,johnseekins/carbon,graphite-project/carbon,pu239ppy/carbon,lyft/carbon,xadjmerripen/carbon,deniszh/carbon,criteo-forks/carbon,cbowman0/carbon,JeanFred/carbon,obfuscurity/carbon,pratX/carbon,protochron/carbon,xadjmerripen/carbon,criteo-forks/carbon,iain-buclaw-sociomantic/carbon,graphite-project/carbon,mleinart/carbon,benburry/carbon,graphite-server/carbon,kharandziuk/carbon,pratX/carbon,cbowman0/carbon,iain-buclaw-sociomantic/carbon,mleinart/carbon,protochron/carbon,krux/carbon