Fix #1296 Better messaging on bad url configs
Fix #1296 Better messaging on bad url configs

cchamberlain/npm-msys2,kriskowal/npm,segmentio/npm,kimshinelove/naver-npm,thomblake/npm,yyx990803/npm,yodeyer/npm,DIREKTSPEED-LTD/npm,princeofdarkness76/npm,TimeToogo/npm,haggholm/npm,kemitchell/npm,ekmartin/npm,lxe/npm,cchamberlain/npm,midniteio/npm,evanlucas/npm,kimshinelove/naver-npm,kriskowal/npm,chadnickbok/npm,princeofdarkness76/npm,segment-boneyard/npm,yibn2008/npm,yodeyer/npm,TimeToogo/npm,cchamberlain/npm-msys2,thomblake/npm,cchamberlain/npm,segment-boneyard/npm,rsp/npm,DaveEmmerson/npm,misterbyrne/npm,ekmartin/npm,Volune/npm,ekmartin/npm,evocateur/npm,evanlucas/npm,Volune/npm,TimeToogo/npm,evocateur/npm,haggholm/npm,rsp/npm,segmentio/npm,DIREKTSPEED-LTD/npm,rsp/npm,segment-boneyard/npm,evanlucas/npm,xalopp/npm,chadnickbok/npm,kriskowal/npm,yibn2008/npm,xalopp/npm,misterbyrne/npm,yyx990803/npm,segrey/npm,yibn2008/npm,thomblake/npm,haggholm/npm,midniteio/npm,misterbyrne/npm,yodeyer/npm,midniteio/npm,DaveEmmerson/npm,segrey/npm,kemitchell/npm,evocateur/npm,kemitchell/npm,cchamberlain/npm-msys2,kimshinelove/naver-npm,Volune/npm,xalopp/npm,DaveEmmerson/npm,princeofdarkness76/npm,chadnickbok/npm,segrey/npm,lxe/npm,yyx990803/npm,DIREKTSPEED-LTD/npm,lxe/npm,segmentio/npm,cchamberlain/npm