router: remove old, now-unused httputil code path
router: remove old, now-unused httputil code path

also rename failw() to fail().

Signed-off-by: Blake Gentry <f3924a1cf04dc10d9e836c6754e73f29db9a741d@gmail.com>

pkdevbox/flynn,shads196770/flynn,ozum/flynn,TribeMedia/flynn,kgrz/flynn,jzila/flynn,TribeMedia/flynn,justintung/flynn,arekkas/flynn,pkdevbox/flynn,jzila/flynn,Brandywine2161/flynn,lmars/flynn,shads196770/flynn,GrimDerp/flynn,schatt/flynn,lmars/flynn,philiplb/flynn,TribeMedia/flynn,jzila/flynn,ozum/flynn,pkdevbox/flynn,supermario/flynn,justintung/flynn,benbjohnson/flynn,TribeMedia/flynn,flynn/flynn,josephglanville/flynn,schatt/flynn,GrimDerp/flynn,supermario/flynn,flynn/flynn,justintung/flynn,pkdevbox/flynn,lmars/flynn,tonicbupt/flynn,tonicbupt/flynn,felixrieseberg/flynn,supermario/flynn,rikur/flynn,josephglanville/flynn,philiplb/flynn,schatt/flynn,Brandywine2161/flynn,supermario/flynn,shads196770/flynn,lmars/flynn,pkdevbox/flynn,technosophos/flynn,GrimDerp/flynn,Brandywine2161/flynn,josephglanville/flynn,clifff/flynn,ozum/flynn,technosophos/flynn,shads196770/flynn,tonicbupt/flynn,benbjohnson/flynn,arekkas/flynn,felixrieseberg/flynn,arekkas/flynn,justintung/flynn,whouses/flynn,arekkas/flynn,kgrz/flynn,jzila/flynn,kgrz/flynn,Brandywine2161/flynn,philiplb/flynn,flynn/flynn,jzila/flynn,justintung/flynn,whouses/flynn,technosophos/flynn,clifff/flynn,TribeMedia/flynn,schatt/flynn,kgrz/flynn,whouses/flynn,benbjohnson/flynn,clifff/flynn,rikur/flynn,philiplb/flynn,kgrz/flynn,Brandywine2161/flynn,rikur/flynn,josephglanville/flynn,tonicbupt/flynn,flynn/flynn,schatt/flynn,tonicbupt/flynn,arekkas/flynn,GrimDerp/flynn,technosophos/flynn,supermario/flynn,schatt/flynn,josephglanville/flynn,ozum/flynn,technosophos/flynn,jzila/flynn,ozum/flynn,pkdevbox/flynn,clifff/flynn,rikur/flynn,rikur/flynn,shads196770/flynn,shads196770/flynn,felixrieseberg/flynn,felixrieseberg/flynn,philiplb/flynn,supermario/flynn,whouses/flynn,felixrieseberg/flynn,benbjohnson/flynn,ozum/flynn,Brandywine2161/flynn,rikur/flynn,GrimDerp/flynn,whouses/flynn,josephglanville/flynn,GrimDerp/flynn,whouses/flynn,clifff/flynn,flynn/flynn,justintung/flynn,clifff/flynn,benbjohnson/flynn,kgrz/flynn,lmars/flynn,benbjohnson/flynn,TribeMedia/flynn