docs: some more on absURL, relURL
docs: some more on absURL, relURL

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