- change the various url-xxx formatters to return a relative URL path
- make the leading '/' for URLs explicit in the template
- on the way change some |html formatters to |html-esc
(html should only be used for formatting AST nodes)
R=rsc, r
CC=golang-dev
https://golang.org/cl/740041
(this was surprisingly hard to get right in HTML)
- show modification times in source directory listings
- various tweaks
R=rsc
http://go/go-review/1024024