Create config file for Python New Relic Agent (v2)

This reverts commit 0eab6f6b.

This reverts commit 2f1ac057.

This reverts commit 011e58a4.

Feanil/locust system pkgs

Add scipy and numpy dependencies for the opaque keys requirement as well.

Move the default location for the locust requiremnts files.

There is a corresponding change in the repo so the public
and private repos have the requirements file in the same
location.

Elasticsearch 1.5

elasticsearch module

do the same action(ppa adding) using with_items

Dogwood.rc fixes

These should pull in the vhost virtualization role

We still need to coerce into a string

Later, zip_to_dict calls ast.literal_eval which requires this be a
string.  We can remove this *and* the literal_eval call, however that
would require testing all the places we call these util functions.

Remove course-discovery from CI

auto confirm and if fix

Use the ubuntu keyserver

Remove spaces around '=' in New Relic config ini file.

Add Elasticsearch overrides to Course Discovery for production and do…

Enable other possible attribute to forward New Relic browser attributes.

Mongo 3.0.8 includes a fix for data loss

OPS-1208 Refactor Nginx SSL redirect bahavior

use the second if with NGINX_SET_X_FORWARDED_HEADERS

introduce new variable NGINX_REDIRECT_TO_HTTPS for redirect

simplify the logic

fixed the typo

change the if statement logic

nginx error fix

apply the last fixed to all the required templates

Auto confirm for gcc/g++ ppa

`sandbox.sh` hang at the step when it add the gcc/g++ ppa for user respone(yes/enter), you make it better to make it auto install without user interaction. Thanks

fix the shell if syntax

fix the shell if syntax

Revert "Auto confirm for gcc/g++ ppa"

Rebuild node-sass before compiling Sass