Add a play for setting up the xqueue.
Ensure that nginx has started.
Add a proxy rule for the lms-xml app.
Change the name of the integration file to be edxapp independent.
Update the rabbit user creation to give users the correct privileges.
Add support for the xqueue consumer process.
Create the mysqldatabase for the xqueue.
Add a task to add the django xqueue users.
Add the xqueue_consumer upstart template.
Add support for the sandbox sudoer.
Add restart notifications for tasks that could affect the service.
Fixed bug.
Externalize xqueue_consumer vars.
Get rid of test tag.
Merge pull request #150 from edx/feanil/ansible_grader_testing

Get end to end grader testing working.