Update Pygal chart options
Update Pygal chart options

x1101/nikola,getnikola/nikola,gwax/nikola,xuhdev/nikola,xuhdev/nikola,xuhdev/nikola,wcmckee/nikola,wcmckee/nikola,getnikola/nikola,andredias/nikola,okin/nikola,andredias/nikola,gwax/nikola,x1101/nikola,okin/nikola,knowsuchagency/nikola,xuhdev/nikola,knowsuchagency/nikola,x1101/nikola,andredias/nikola,knowsuchagency/nikola,wcmckee/nikola,gwax/nikola,getnikola/nikola,okin/nikola,okin/nikola,getnikola/nikola