Adds backend code for phenotypes search
Adds backend code for phenotypes search

ohsu-computational-biology/server,saupchurch/server,dcolligan/server,ga4gh/server,david4096/ga4gh-server,saupchurch/server,dcolligan/server,saupchurch/server,dcolligan/server,ohsu-computational-biology/server,ohsu-computational-biology/server,ga4gh/server,david4096/ga4gh-server,ga4gh/server,david4096/ga4gh-server