use node['fqdn'] rather than node['ipaddress'], bind to *:80 in nginx config, assume gitlab-shell can access api via localhost
fix loginshell so that cloning/pushing via git/ssh works again
disable the nginx default site which potentially clashes with our gitlab index.html
add postfix cookbook, cleanup cookbook dependencies, update berkshelf to 2.0.5 and vagrant plugins
Merge pull request #19 from tknerr/configure-postfix

add postfix cookbook, cleanup cookbook dependencies, update berkshelf to...
Merge pull request #20 from tknerr/disable-nginx-default-site

disable the nginx default site
Merge pull request #21 from tknerr/fix-loginshell

fix loginshell so that cloning/pushing via git/ssh works again
Merge pull request #22 from tknerr/use-fqdn

use node['fqdn'] rather than node['ipaddress']