quickstart: clarify wording
quickstart: clarify wording

spacetelescope/asv,airspeed-velocity/asv,spacetelescope/asv,qwhelan/asv,qwhelan/asv,airspeed-velocity/asv,pv/asv,qwhelan/asv,spacetelescope/asv,qwhelan/asv,pv/asv,pv/asv,spacetelescope/asv,pv/asv,airspeed-velocity/asv,airspeed-velocity/asv