added initial api endpoint for cat1 generation
added relevant fixtures and tests for reports controller
Merge pull request #169 from pophealth/cat1-api-endpoint

Cat1 api endpoint
cleaning out a lot of deprecated code, updating some tests
removed more deprecated and old code
removed all factories, replaced with fixtures. refactored all tests to use fixtures instead of factories.
Merge branch 'test-suite-refactor' of https://github.com/pophealth/popHealth into test-suite-refactor