make jump box specifiable and overridable
Don't add the backup cron if we don't want to backup
Removing deprecated analytics roles
Merge pull request #1592 from edx/derf/remove_jump_box_ssh_config

make jump box specifiable and overridable
Merge pull request #1715 from mitodl/bdero/fix-mongo-backup-cron

Add the mongo backup cron only if mongo S3 backup is enabled
Merge pull request #1722 from edx/e0d/remove-deprecated-analytics-roles

Removing deprecated analytics roles
New URLs
DEVOPS-673 - Add configuration for a finance email
Merge pull request #1726 from edx/derf/finance_email_variable

DEVOPS-673 - Add configuration for a finance email
Add a var for the new deprecated component types.
Merge pull request #1727 from edx/feanil/deprecate_advanced_components

Add a var for the new deprecated component types.
Merge pull request #28 from edx/master

merge edx_master@2014.12.04