Fix borked simplification.
Fix borked simplification.

sgillies/topojson,maxogden/topojson,ongerit/topojson,studiowangfei/topojson,mbostock/topojson,tsl3su/WorldMap_Choropleth,whoinlee/topojson,lyhpcha/topojson,koshlan/topojson,hcxiong/topojson,ststeiger/topojson,youprofit/topojson,AlpinHologramm/topojson,sgillies/topojson,btahir/topojson