riemann.streams: clean up use/require
riemann.streams: clean up use/require

vixns/riemann,Anvil/riemann,eric/riemann,abailly/riemann,Anvil/riemann,riemann/riemann,AkihiroSuda/riemann,jamtur01/riemann,alq666/riemann,pradeepchhetri/riemann,aphyr/riemann,pradeepchhetri/riemann,jamtur01/riemann,eric/riemann,aphyr/riemann,bmhatfield/riemann,vixns/riemann,jeanpralo/riemann,bmhatfield/riemann,alq666/riemann,riemann/riemann,jeanpralo/riemann,AkihiroSuda/riemann,abailly/riemann