fix(contrib): remove unnecessary call to echo
fix(contrib): read proper argument
docs(*): explicitly specify --hosts parameter for clusters:create

It's convenient to use `local.deisapp.com`, but since we're also
using that as the cluster domain, it's quite confusing.
Merge pull request #1479 from deis/clarify_clusters_create_hosts

docs(*): explicitly specify --hosts parameter for clusters:create
Merge pull request #1474 from deis/fixup-do-script

fix(contrib): digitalocean script arg parsing
docs(contrib/rackspace): Rackspace details

Added Rackspace Load Balancer details.
docs(*): add load balancer info to EC2 and Rackspace
Merge pull request #1485 from deis/add_load_balancer_instructions

docs(*): add load balancer info to EC2 and Rackspace
chore(*): bump CoreOS to 386.1.0

Includes internal fixes, notably some bigger ones for systemd 215.
Merge pull request #1487 from deis/coreos_386.1.0

chore(*): bump CoreOS to 386.1.0