added tests and some minor code changes
Merge branch 'feature/TLT-466-Adding-API-to-new-batch-job-to-grab-section-data-from-Canvas' of github.com:Harvard-University-iCommons/icommons_lti_tools into feature/TLT-466-Adding-API-to-new-batch-job-to-grab-section-data-from-Canvas

Conflicts:
	add_people/tests/test_sync_canvas_sections.py