Sandboxes don't run rabbit behind an ELB

Pull down ec2 and route53 from ansible 2 for assume role support

Upgrade tools jenkins and plugins

Revert "SOL-2037: Make sure ssh private keys are not leaked into the jenkins job logs"

If you have COMMON_ENABLE_DATADOG on, jenkins_master will die if you
don't run the datadog role first.  New Relic can safely be last.

Remove plugins I don't believe are in use, or planned to be in use.
We can add back as needed.

job-dsl was installed manually previously, now included in the list.

Switch to a newer Jenkins, stable (LTS) version.

These are dependencies of other modules we need

Discovered by reading the startup logs (some things had never worked).

more missing plugins and upgrades

SOL-2037: Make sure ssh private keys are not leaked into the jenkins job logs

https://github.com/boto/boto/commit/2e771c17678e33ecabaff6b78c7bf53e41a95ce7

It supports assumed roles (using AWS STS).
1.9.3 only supports standard credentials.

If you had a sandbox behind an ELB, this would take the whole sandbox
in/out of the ELB during an ansible run?

add role for configuring android worker

SOL-2032: Theming broken for "From Scratch" AMI builds

Clean up bootstrap script

Switch back to Ruby 1.9.3

Revert "Update sandbox ami"

Revert "Update devstack base box" 

Removing dangling reference

Update devstack base box

Adding automated to edxapp and discovery plays

Update sandbox ami

neo4j_3_fixes