Refactor js parameter selector widgets, and make them become vertical when there is little space
Refactor js parameter selector widgets, and make them become vertical when there is little space

airspeed-velocity/asv,pv/asv,spacetelescope/asv,giltis/asv,qwhelan/asv,qwhelan/asv,mdboom/asv,mdboom/asv,giltis/asv,edisongustavo/asv,pv/asv,ericdill/asv,ericdill/asv,mdboom/asv,airspeed-velocity/asv,waylonflinn/asv,giltis/asv,edisongustavo/asv,spacetelescope/asv,airspeed-velocity/asv,pv/asv,spacetelescope/asv,waylonflinn/asv,qwhelan/asv,airspeed-velocity/asv,ericdill/asv,pv/asv,ericdill/asv,edisongustavo/asv,mdboom/asv,waylonflinn/asv,spacetelescope/asv,qwhelan/asv