Better fix for flipped triangles.
Better fix for flipped triangles.

Thanks to @espinielli for the suggestion!

gronke/d3-plugins,johnochs/d3-plugins,fmacias64/d3-plugins,kaktus40/d3-plugins,sidhart/d3-plugins,shilon5/d3-more-plugins,gweinert/d3-plugins,larskotthoff/d3-plugins,gweinert/d3-plugins,ddrugg/d3-plugins,deldersveld/d3-plugins,deldersveld/d3-plugins,shilon5/d3-more-plugins,ddrugg/d3-plugins,fmacias64/d3-plugins,yinchanted/d3-plugins,sidhart/d3-plugins,yinchanted/d3-plugins,larskotthoff/d3-plugins,HunjaeJung/d3-plugins,d3/d3-plugins,HunjaeJung/d3-plugins,d3/d3-plugins,gronke/d3-plugins,grepman/d3-plugins,kaktus40/d3-plugins,johnochs/d3-plugins,grepman/d3-plugins