Format cargomedia zone a bit
Remove dev zone
Configure forwarder to vagrant-dns
Move bind installation to default role
Drop dns-specific installation from readme
Remove unused totalterminal launchagent
Set bind forward port to landrush's port
Replace vagrant-dns with landrush
Merge branch 'master' of github.com:cargomedia/osx-setup into local-dns

Conflicts:
	README.md
Remove dns role
Set bind cache ttl to 0
Merge branch 'master' of github.com:cargomedia/osx-setup into local-dns
Merge pull request #24 from njam/local-dns

Install bind DNS server, forwarding to landrush