Remove Mathjax render on fragments-related events.
Remove Mathjax render on fragments-related events.

AlfiyaZi/nbviewer,roxyboy/nbviewer,christophelec/nbviewer,AlfiyaZi/nbviewer,Jay-Oh-eN/nbviewer,roxyboy/nbviewer,iamjakob/nbviewer,bollwyvl/nbviewer,bollwyvl/nbviewer,thomasyu888/nbviewer,iamjakob/nbviewer,christophelec/nbviewer,thomasyu888/nbviewer,Jay-Oh-eN/nbviewer