Update README with rashomon instructions
Update README with rashomon instructions

cscott/restbase,hardikj/restbase,wikimedia/restbase,Pchelolo/restbase,milimetric/restbase,Pchelolo/restbase,wikimedia/restbase,gwicke/restbase,wikimedia/mediawiki-services-restbase,d00rman/restbase,eevans/restbase,inverno/restbase,cscott/restbase,milimetric/restbase,physikerwelt/restbase,inverno/restbase,wikimedia/hyperswitch,physikerwelt/restbase,Krenair/restbase,eevans/restbase,hardikj/restbase,wikimedia/mediawiki-services-restbase,Krenair/restbase,gwicke/restbase,d00rman/restbase