update README with environment variable updates
update README with environment variable updates

sep/ollert,leviwilson/ollert,nschmidtg/simpla,larryprice/ollert,sep/ollert,nschmidtg/simpla,larryprice/ollert,leviwilson/ollert,sep/ollert,leviwilson/ollert,larryprice/ollert,nschmidtg/simpla