Fixed example in README
Fixed example in README

jaguerra/showdown,alazyer/showdown,lhagan/showdown,pazof/showdown,showdownjs/showdown,nilbus/showdown,axter/showdown,jaguerra/showdown,ErisDS/showdown,jaguerra/showdown,ErisDS/showdown,NichenLg/showdown,rollokb/showdown,juanonsoftware/showdown,coolroad/showdown,rollokb/showdown,twitwi/showdown,bsnizek/showdown,rollokb/showdown,OMGgogong/showdown,snegovick/showdown,bsansouci/showdown,webutilz/showdown,showdownjs/showdown,sahat/showdown,webutilz/showdown,bsansouci/showdown,bsnizek/showdown,yaniswang/showdown,lhagan/showdown,twitwi/showdown,xinshitn/showdown,axter/showdown,stevemao/showdown,ErisDS/showdown,mickelfeng/showdown,alazyer/showdown,stevemao/showdown,juanonsoftware/showdown,xinshitn/showdown,digideskio/showdown,digideskio/showdown,snegovick/showdown,phw/showdown,phw/showdown,yaniswang/showdown,nilbus/showdown,pazof/showdown,NichenLg/showdown,OMGgogong/showdown,sahat/showdown,coolroad/showdown,mickelfeng/showdown