Add /sbin to zsh path.
Merge pull request #97 from jpscharf/fix-path

Update zsh $PATH with /sbin
Update nginx script to download ngxvhost from GitHub.
Merge pull request #98 from jpscharf/fix-ngxvhost

Update nginx script to download ngxvhost from GitHub.
Merge branch 'master' into develop
supervisor does not need starting, and it caused errors