Merge pull request #1678 from edx/feanil/rc-lavash-0

Feanil/rc lavash 0
Operationalize harprofiler.
move venv to subdir and activate it.
Merge pull request #1681 from edx/benp/harprofiler

Operationalize harprofiler.
Harprofiler repo is now under edx. Disable test cruft.

The test was under dev and shouldn't have been merged. (This
approach is incompatible with ansible's design.)
Merge pull request #1684 from edx/benp/move-harprofiler-ref

Harprofiler repo is now under edx. Disable test cruft.
Compiling Insights Translations
Merge pull request #1685 from edx/insights-translations

Compiling Insights Translations
Revert "Compiling Insights Translations"
Merge pull request #1686 from edx/revert-1685-insights-translations

Revert "Compiling Insights Translations"
Gather facts so the security role succeeds
Merge pull request #1689 from edx/will/gather-facts-for-security-role

Will/gather facts for security role
Install and use pip-accel for jenkins workers

also comment out exists action

Also install paver requirements using native pip

Fix typo
Configure pip-accel to use s3 buckets
Also avoid re-dowloading packer when reprovisioning
Update packer config for jenkins worker with credentials for pip-accel

Also add doc for packer creation of jenkins ami
and Move extra packer environment variables to a json file