[CHANGE] use chef env instead of hostname for site alias;
Merge pull request #92 from Bigpoint/master-sites-alias-env

[CHANGE] use chef env instead of hostname for site alias;
Merge remote branch 'remotes/origin/next'

* remotes/origin/next:
  [CHANGE] use chef env instead of hostname for site alias;
increase version number to 0.1.101