Added Lexer#doctype
Added Lexer#doctype

colin-h/jade,illusionfield/jade,tranhieutt/jade,cutsin/jade,webskyer/jade,Mitrend/jade,magicdawn/jade,mumaoxi/jade,webmasteraxe/jade,pugjs/then-jade,VeraWei/jade,gexiaowei/jade,derbyparty/derby-jade,Shinchy/jade,Laoujin/jade,ilovezy/jade,ilovezy/jade,ddopson/jade-coffeescript,colin-h/jade,magicdawn/jade,Shinchy/jade,jadejs/then-jade,martindale/jade,illusionfield/jade,ceremcem/jade,mrotaru/jade,fusesource/coffeejade,angryrobot/jade,bogus34/jade-vfs,ridixcr/jade,martindale/jade,cesarmarinhorj/jade,coderhaoxin/jade,mumaoxi/jade,Victorgichohi/jade,muthhus/jade,jodytate/jade,muthhus/jade,pugjs/jade,pugjs/jade,pugjs/then-jade,webmasteraxe/jade,pugjs/pug,cutsin/jade,harp/jade,jjz/jade,pugjs/pug,hnag409/jade,VeraWei/jade,jodytate/jade,derbyparty/derby-jade,VANITAX/jade,fredyteheranto/jade,jadejs/then-jade,andreytkachenko/jade,omixen/jade,rajnishyadav321/jade,omixen/jade,gdibble/jade,andreytkachenko/jade,rauchg/jade,ddopson/jade-coffeescript,gdibble/jade,flintinatux/jade,nyakto/jade-async,cgvarela/jade,Victorgichohi/jade,VANITAX/jade,modulexcite/jade,fredyteheranto/jade,angrilove/jade,bogus34/jade-vfs,timmfin/jade,gexiaowei/jade,angryrobot/jade,cgvarela/jade,ridixcr/jade,harp/jade,modulexcite/jade,cesarmarinhorj/jade,Laoujin/jade,rajnishyadav321/jade,angrilove/jade,wavii/jade,jirengu/jade,nyakto/jade-async,hnag409/jade,tranhieutt/jade,mrotaru/jade,Mitrend/jade,coderhaoxin/jade,jjz/jade,slang800/yade,jirengu/jade,webskyer/jade