Merge pull request #21 from zully/master

add ssl.conf template for rhel, add mod_ssl for rhel, change domain.com....
add circleci config
Merge pull request #22 from JasonBoyles/add-circleci-config

add circleci config
updates to install UFW on Debian if needed
Merge pull request #24 from rillip3/master

updates to install UFW on Debian if needed
fix holland port