improve option parsing in bin/marked.
improve option parsing in bin/marked.

Jucyio/marked,DigitalCoder/marked,RemiArnaud/marked,joaomilho/marked,RemiArnaud/marked,yukkurisinai/mdast,Guichaguri/marked,papandreou/marked,FredrikAppelros/marked,modulexcite/marked,zhangxx/marked,whitefoxx/marked,GerHobbelt/kramed,zhangxx/marked,yxxme/marked,eush77/remark,udacity/marked,weo-edu/marked,optimizely/marked,sooboy/marked,zhenghuadai/marked,Zhiqing-Lee/marked,shovon/marked,zodiac-xl/marked,markuskobler/marked,dtinth/marked,reliefweb/marked,hujianfei1989/marked,phiggins42/marked,Jucyio/marked,gitterHQ/marked,bantic/marked,grant-g/marked,nsbawden/marked,chcokr/mdast,meleslilijing/marked,takezoe/marked,dtinth/marked,dbkaplun/marked,kitsonk/marked,nsbawden/marked,dawsontoth/marked,chcokr/mdast,helphi/marked,hyponymous/marked,treejames/marked,Guichaguri/marked,ShareMyWorld/marked,googlearchive/marked,thlorenz/markdown-ast,qiweiyu/marked,wooorm/remark,Mignet/marked,Mignet/marked,wangyue-ramy/marked,whitefoxx/marked,grant-g/marked,dawsontoth/marked,benqy/marked,lazarofl/marked,kwangkim/marked-react,isaacs/marked,emilbayes/kramed,dbkaplun/marked,vincentwoo/marked,ekoooo/marked,tranquangchau/marked,jonschlinkert/remarked,tranquangchau/marked,emilbayes/kramed,markuskobler/marked,zodiac-xl/marked,Feder1co5oave/marktex,lazarofl/marked,Weasyl/marked,kwangkim/marked-react,thejameskyle/marked,mbranch/marked,goldenforever/nicemark,cadorn/marked,slang800/marked,aniketnandan/marked,guypursey/marked,helphi/marked,googlearchive/marked,cadorn/marked,hgGeorg/marked,amobiz/marked,wercker/marked,InnovaCo/marked,ssbc/marked,kitsonk/marked,meihuabo/marked,chickencoder/marked,gingkoapp/marked,huiop368/marked,takezoe/marked,Engil/marked,mbranch/marked,udacity/marked,caiyongmin/marked,chjj/marked,drmuey/marked,Khan/marked-react,papandreou/marked,Baekjoon/marked,spicyj/marked-react,LinuxBasic/react-marked,JTKnox91/marked,InnovaCo/marked,gingkoapp/marked,meleslilijing/marked,wangyue-ramy/marked,YaqubGhazi/marked,Ponyshow/pony-render,huiop368/marked,ulrikaugustsson/mdast,treejames/marked,axter/marked,webfby/marked,aroneiermann/marked,hyponymous/marked,gitterHQ/marked,ssbc/marked,hujianfei1989/marked,ekoooo/marked,kriskowal/marked,readmeio/marked,Weasyl/marked,martindale/kramed,npmcomponent/chjj-marked,ericlifka/marked,qiweiyu/marked,gdbooks/kramed,Engil/marked,kumu/marked,kumu/marked,zubeio/marked,dchest/marked,vincentwoo/marked,segmentio/marked,zubeio/marked,aidenzou/marked,shovon/marked,meihuabo/marked,Feder1co5oave/marktex,FredrikAppelros/marked,psychoss/marked,weo-edu/marked,drmuey/marked,bobby-brennan/marked,eush77/remark,mrchimp/mdr-marked,amobiz/marked,yxxme/marked,chickencoder/marked,JTKnox91/marked,axter/marked,codydaig/marked,aniketnandan/marked,bobby-brennan/marked,reliefweb/marked,joaomilho/marked,GerHobbelt/kramed,bantic/marked,thejameskyle/marked,gdbooks/kramed,wercker/marked,sahat/marked,modulexcite/marked,hgGeorg/marked,aroneiermann/marked,mrzie/marked,sooboy/marked,svacha/marked,GitbookIO/kramed,codydaig/marked,mrchimp/mdr-marked,sahat/marked,mrzie/marked,DigitalCoder/marked,yukkurisinai/mdast,psychoss/marked,ulrikaugustsson/mdast,zhenghuadai/marked,webfby/marked,ShareMyWorld/marked,Baekjoon/marked,readmeio/marked,Zhiqing-Lee/marked,tanzania82/remarks,GitbookIO/kramed,svacha/marked,aidenzou/marked,chjj/marked,martindale/kramed,YaqubGhazi/marked,caiyongmin/marked,guypursey/marked,benqy/marked