first draft of readme complete
first draft of readme complete

gsasnapshot/gsa_2015,BI/gsa_2015,danoph/gsa_2015,BI/gsa_2015,danoph/gsa_2015,BI/gsa_2015,gsasnapshot/gsa_2015,gsasnapshot/gsa_2015,BI/gsa_2015,gsasnapshot/gsa_2015,danoph/gsa_2015,dwafler/gsa_2015,danoph/gsa_2015,dwafler/gsa_2015,dwafler/gsa_2015,dwafler/gsa_2015