Nyr/openvpn-install — pull request #1 by dmbekker (2013-05-19 22:13:14+00:00)
Title: Update openvpn-install.sh

Will halt the script if a command returns a error code >= 1
explained better [here](http://stackoverflow.com/questions/821396/aborting-a-shell-script-if-any-command-returns-a-non-zero-value#comment630464_821419)