step_detect: implement relative weights in step detection
step_detect: implement relative weights in step detection

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