parser: apply some Golint rules
parser: apply some Golint rules

ryanclarke/hugo,badoet/hugo,Zenithar/hugo,coderzh/hugo,sprig/hugo,anthonyfok/hugo,melo/hugo,ffrizzo/hugo,bogem/hugo,mdhender/hugo,abourget/hugo,mdhender/hugo,sprig/hugo,gohugoio/hugo,tjyang/hugo,anthonyfok/hugo,jygastaud/hugo,melo/hugo,tubo028/hugo,halostatue/hugo,derekperkins/hugo,digitalcraftsman/hugo,badoet/hugo,coderzh/hugo,mitchchn/hugo,tischda/hugo,anthonyfok/hugo,mdhender/hugo,bogem/hugo,Zenithar/hugo,ifraixedes/hugo,mitchchn/hugo,gohugoio/hugo,kujohn/hugo,tatsushid/hugo,ffrizzo/hugo,fedelibre/hugo,vbatoufflet/hugo,fhergomez/hugo,mayah/hugo,gohugoio/hugo,fedelibre/hugo,fhergomez/hugo,halostatue/hugo,tubo028/hugo,digitalcraftsman/hugo,mdhender/hugo,bramp/hugo,ryanclarke/hugo,vbatoufflet/hugo,fedelibre/hugo,derekperkins/hugo,tatsushid/hugo,jygastaud/hugo,soundrussian/hugo,soundrussian/hugo,bramp/hugo,kujohn/hugo,MarkDBlackwell/hugo,tischda/hugo,MarkDBlackwell/hugo,fedelibre/hugo,mayah/hugo,abourget/hugo,ifraixedes/hugo,tjyang/hugo