Commands like .code now have a TemplateCmd method
that returns the original command.
The Text struct now has a Raw field set when Pre==true.
It contains the original indented text, without the tab "fixing".
This helps building tooling that reformats or rewrites present files.
For golang/go#33955.
Change-Id: Ieb036e8b509a4531d120c597b19f2158306a5352
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222845
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rob Pike <r@golang.org>
This allows having links from one slide to another one in the same presentation.
Also it is needed in the new tour to cross reference lessons.
R=r
CC=golang-codereviews
https://golang.org/cl/46130043
Godoc depends on go.talks/pkg/present by way of go.tools/pkg/blog.
Better to keep all godoc dependencies in one place.
R=golang-dev, dsymonds, r
CC=golang-dev
https://golang.org/cl/13656047
