cleaned up code for WHO evaluator
null check
REPORTS-107 - added ability to generate list of identifiers for a facility
Merge pull request #77 from jlkeiper/REPORTS-107

REPORTS-107 - added CCC list generation to manage CCC numbers page
REPORTS-173 - fixed NPE accessing run reports page when not authenticated
REPORTS-52 - updated page privileges and reorganized
updated evaluators to skip logic for empty cohorts
REPORTS-192 - added version numbers to report providers
REPORTS-192 - hide non-visible report providers
Merged upstream and disabled * imports