Add bootstrap shell script
Add nagios htpasswds to users
Add nagios cookbook to Berksfile
Setup monitoring roles

Add nagios to base role
Create new monitoring-host role
Create cookbook with nagios service definitions
Add nagios_services databag with definition for check_load
Allow NRPE (5666) in firewall.
Fix typo's in key for user's sudo password
Allow port 80 for nagios on monitoring host
Fix htpasswd typo
Merge branch 'master' into nagios
Monitor free disk space, apt, cpu load, memory, ssh, and swap.
Remove boilerplate metadata / documentation on monitoring cookbook.
Change to another fork of chef-ufw to fix same problem in ufw::recipes as cjoudrey fixed in ufw::databags
Remove nrpe from firewall databag. The monitoring cookbook will set a more dynamic rule that only allows for the monitoring host' ip.
Add logic for setting NRPE firewall rule.
Ensure run list is in correct order for rules set in recipe
Final changes to monitoring implementation

- Use ufw::recipe instead of ufw::databag.
- Change cookbook 'tools' to 'base'
- Base cookbook now holds the general firewall rules that were stored in
  databags