Add Documentation/DataFormats to list of packages.
Functional replacement for Tag Collector build queue.

RESTful service to schedule and keep track of the build requests added.
It implements the following APIs:

    GET /buildrequests
    GET /buildrequests/<id>
    POST /buildrequests
    PATCH /buildrequests/<id>
    DELETE /buildrequests/<id>[,<id>]

more descriptions about those can be found in the README.md manual.
Improved documentation.
Make sure we are in the correct state before deleting requests.
Merge pull request #15 from ktf/master

Schedule builds via Topic Collector