Updated gitignore to ignore npm packages and debug log
Updated gitignore to ignore npm packages and debug log

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