Docstring conventions and some testing style.
Docstring conventions and some testing style.

saupchurch/server,ohsu-computational-biology/server,jeromekelleher/server,ekalosak/server,macieksmuga/server,macieksmuga/server,jeromekelleher/server,srblum/hackathon-server,shajoezhu/server,pcingola/server,pansapiens/server,dcolligan/server,saupchurch/server,pcingola/server,UMMS-Biocore/ga4gh-server,hjellinek/server,diekhans/ga4gh-server,david4096/ga4gh-server,ga4gh/server,ga4gh/server,diekhans/ga4gh-server,ekalosak/server,hjellinek/server,shajoezhu/server,dcolligan/server,hjellinek/server,ohsu-computational-biology/server,pansapiens/server,macieksmuga/server,pansapiens/server,saupchurch/server,UMMS-Biocore/ga4gh-server,david4096/ga4gh-server,srblum/hackathon-server,david4096/ga4gh-server,UMMS-Biocore/ga4gh-server,adamnovak/server,pcingola/server,srblum/server,ekalosak/server,ohsu-computational-biology/server,dcolligan/server,srblum/hackathon-server,diekhans/ga4gh-server,srblum/server,ga4gh/server,srblum/server,adamnovak/server,adamnovak/server