config: disable sax-js position tracking by default (fix #52)
config: disable sax-js position tracking by default (fix #52)

jagan-veeraraghavan/svgo,allypalanzi/svgo,ben-eb/svgo,subzey/svgo,akatopo/svgo,pieter-lazzaro/svgo,ricardobeat/svgo,PeterWangPo/svgo,OrangeLV/svgo,WebTwist/svgo,pgherveou/svgo,ennett50/svgo,svg/svgo,bORm/svgo,svg/svgo