This change allows the directory front page to be more easily configurable.
Templates are now read only at start-up and stored in a map rather than re-parsed for each page rendering.
LGTM=adg
R=adg
CC=golang-codereviews
https://golang.org/cl/109080044
This will fix the images in Brad's GoCon presentation.
LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/100950043
Also fixes the following nits;
- literal IPv6 address handling
- URL host component handling in the case of a wildcard listen
- URL port component handling in the case of no port component in origin
Fixesgolang/go#8096.
LGTM=dan.kortschak, adg
R=adg, golang-codereviews, dan.kortschak
CC=golang-codereviews
https://golang.org/cl/102770046
They were disabled by mistake during the move to go.tools.
LGTM=dan.kortschak
R=golang-codereviews, dan.kortschak
CC=golang-codereviews
https://golang.org/cl/98440048
