Some more suggestions from code review added
Some more suggestions from code review added

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