Some README updates
Some README updates

telser/keter,snoyberg/keter,tolysz/keter,creichert/keter,andrewthad/keter,creichert/keter,mwotton/keter,bermanjosh/keter,andrewthad/keter,telser/keter,bermanjosh/keter,mwotton/keter,snoyberg/keter,tolysz/keter,ajnsit/keter,ajnsit/keter