creating options to create a sanitized ami
indent issue
inverting public_ami check
use edx_internal var
moving common vars out of secrets for the public ami
moving deploy_host specific vars to edx_internal section
addressing comment
changing source_type
Add a vagrant file to let you run one role against a vagrant box.
Ignore the vagrant ansible default inventory.
Forward 8080 to localhost.
Enable codejail by default.

The codejail settings are also updated so that tmp files work.

This also allows the codejail process to be able to rm the sandbox users's
temp directory using sudo since it would not have permission otherwise.
Add a changelog message.
Making specific rules for lms/cms
Add a role for installing NLTK data
Add dependencies for edxapp and ora on the NLTK role
Install minimal NLTK data used by EASE
changing common dd var
Merge pull request #1130 from edx/will/ora2-ai-grading

Install NLTK for edxapp workers
removing edxapp_newrelic_executable
Merge pull request #1151 from edx/jarv/dd-var

changing common dd var
task_tags should be optional