[Jenkins-master] Use Java 7 with custom ARGS.

Remove the xml modulestore from the list of modulestore that cat called.

Add a postfix queue role

edxapp on django 1.8

rename commerce worker to ecomworker

make edx_service work with no service port

DEVOPS-3207: CMS_COURSE_SHORTCUT_BASE_URL added to Insights

Arbab/rewrite common

quoted the variable

combine the template into one task

quoted the mode

use with_items instead of join

Remove xml course specific logic.

lms and cms still need --settings=aws

edx_service updates

Add a key prefix to the config model.

Add a prefix from the hostname.  If building images, this will be the hostname
of the machine that the image is based on.  If running in a rolling fashion,
this will give each machine its own cache.

Update the ad-hoc-reporting mongo script.

If the cluster has a hidden secondary prefer that over a regular secondary.

Feanil/mongo 3 0 role update

sitespeed terraform pipeline fix perms

Revert ff670ea8