initial stab at nagios support for lamp_haproxy
initial nagios signalling support for web teir
remove some redundancy, split up nagios config files
continued improvements to the base roles and iptables handling
Update docs
Minor updates to app deployment mechanism, updated readme
minor whitespace fixups
minor stylistic fixups
update a few docs and comments
fix up some comments, improve EPEL installation
Merge pull request #4 from tgerla/nagios

Implement Nagios for lamp_haproxy and move to 1.2 syntax (roles, etc)
Merge pull request #5 from tgerla/master

Improve EPEL installation and fix some comments
Minor improvements
- default to ansible_default_ipv4.interface
- move "repository" variable to webservers
- mention 1.2 and CentOS 6 requirements in readme
Merge branch 'master' of github.com:ansible/ansible-examples
MongoDB Update
removed nodes.yml from playbooks
edits to the MongoDB README.md file
Simplify site.yml and allow parallelization of 'common' role tasks, and update to new pre_task/post_task syntax for rolling update.
Initial check-in.