Added scaffolding for the admin-api along with endpoints to support mongo backups to Amazon s3.

 - Implemented api-factory to simplify endpoint creation and discovery
 - Implemented extensible backup library
 - Implemented endpoints to facilitate backup creation/restoration
 - Updated README in admin-api folder
 - Unit tests are currently in a broken state
 - Areas which need improvement are marked with either a FIXME or TODO comment
 - More Ramda
 - Moral support from Raffy

@e-schultz please merge