* BD-24 Implement LTI AGS Score Publish Service and Results Service

* Address PR comments and add more validation

* Address PR comments

* Add tests; Fix error with scoreMaximum; Fix quality issues; Adjust user_id results url slightly

* Add permissions tests and address other PR comments

* Fix quality test

* Address PR comments

The setup.py references requirements/base.in, so it needs to be included
in the distribution by naming it in MANIFEST.in

Add context_label and context_title to LTI POST parameters; Add required requirements; add some docker devstack instructions;