This keeps vars that are specific to roles with the role, not
very well documented except in the playbook example here:
https://github.com/ansible/ansible/blob/devel/examples/playbooks/roletest.yml

This makes playbooks more concise since you do not have to explicitely
include vars for each roles, var_files will still override any of the
default values in <role>/vars/main.yml

package installation will be managed by config management system, in our...

Jarv/multi instance

Updating default tempalte to point to the multi-instance

Jbau/bugfix/apt get update

lms now depends on the nginx role

Jrbl/feature/doc update

* It can be either way (ansible doesn't care) but it should be only one
  way, and the preponderance of existing configuration used .yml.
* Update to README to reflect changed filenames.

* Make it convenient (albeit, mandatory) to set AWS region on the
  command line when calling ansible-playbook for cloudformation

* Wrap to 80 columns
* improved markdown conformance and plaintext readability
* note about setting PYTHONPATH inside squeaky clean virtualenvs
* note about using WikiWords as your cloudformation stack names
* note about how sometimes ansible says 'ok' when cloudformation says
  something broke

fixing yaml syntax for include statement

adding names to the nginx config playbook output

Adding nginx role

* New role for nginx, main.yml will install the nginx package
* By default create the basic version nginx config
* Add variables for nginx package version and template in group_vars/all
* Refresh apt-cache in common role

* Created new directory structure outlined in the README
* Created the LMS role which for now just creates teh application config
files
* Created the common role
* Updated the cf playbook to accept arguments