code: function(callback){
      var opts = {};
      output("Connecting to database...");
      //We need to be able to do anything with any keyspace. We just need a db connection. Just send
      //in the hosts, username and password, stripping the keyspace.
      opts.username = process.env.CASS_USER || config.db.username;
      opts.password = process.env.CASS_PASS || config.db.password;
      opts.hosts = config.db.hosts;
      opts.port = config.db.port;
  
      Cassanova.connect(opts, function(err, result){
          if(err){
              err.hosts = opts.hosts;
          }
          callback(err, result);
      });
  }
docs: Starts Cassanova.
  @param  {Function} callback Callback to async with error or success