[RFC] testable tutorial / doctests for ui

[Harald Meland]

[Robert Collins]

> Needed commands ? I think the shell commands we need to emulate to make
> for useful demonstration texts are:
>
> cd
> mkdir & rmdir
> touch (not core, but handy)
> cat
> echo (i.e. echo "content A" > foo.txt)
> rm (including -rf)
> ls (maybe with -a, should not need -l)
> ln -s (hardlinks not needed)

Does this mean that this part of the test suite will be skipped on
(native) Windows?
-- 
Harald