Begin using all caps variables for items that are meant to be externally configurable.
Use all caps for user creation vars.
Merge pull request #300 from edx/jrbl/broken_log_rotation

rsyslog should log to {{log_bas_dir}}
add a ansible_debug role that just dumps vars into json
add yml version
use edxapp templates and also fetch remote
Merge pull request #304 from edx/jbau/debug/role

add a ansible_debug role that just dumps vars into json
remove direct modulestore from preview config
Merge pull request #305 from edx/jbau/no-preview-direct-modulestore

remove direct modulestore from preview config
Un-capitalize a var that is meant to be internal.

Also update the git repo to point to the public version of notifier.
a potporri of edx-west fixes
Merge pull request #306 from edx/jbau/edx-west/shib-and-notifier-role

a potporri of edx-west fixes
Symlink /var/lib/jenkins to /mnt/jenkins to avoid running out of disk
space
Merge pull request #307 from edx/will/jenkins-mnt

Symlink /var/lib/jenkins to /mnt/jenkins to avoid running out of disk space
bump ansible to 1.3.2 to fix too many open files
Merge pull request #308 from edx/jbau/bump-ansible-1.3.2

bump ansible to 1.3.2 to fix too many open files
Merge pull request #298 from edx/feanil/notifier_updates

Feanil/notifier updates
Initial working version.
Ansible 1.3 changes, prompt for overwrite.
* Use aptitude to install google chrome
* Update ChromeDriver version