Add SSL support for replication
Join config templates into 1 file

- This will allow a node to be master AND slave at the same time, while
  allowing us to define custom config options at the same time
Use single template for replication commands
Convert role to array so we can have more than 1
Adding info about SSL replication to readme
Changes to make Travis happy
add contribution from @ajardan to the README
Merge pull request #198 from phlipper/Assembla/master-master-ssl

Extend master-master capabilities and add SSL #189