simplehttp: support ipv6 literal, log URLs
simplehttp: support ipv6 literal, log URLs

Former-commit-id: 825437cf1225cd88aadf0c229166efdbdc58730b [formerly 027d90b56eba5e9783ca82a89520a24d30810e8b]
Former-commit-id: 05460507d30e22275d46925b0c2e21e60e71f7af
torhve/ivar2,haste/ivar2,torhve/ivar2,torhve/ivar2