[LTP] [PATCH] doc: Add very simple library API writing guidelines docs

[Petr Vorel]

Hi Cyril,

> > Feel free to write more useful docs than my stub.

> It's a good stub actually, there is a lot that is not described at all.

> We should probably draft a longer readme that describes why we also
> have a mechanism for additional libraries in place and when to use it.
"additional libraries" do you mean tst_net.sh or what?
Or a text "put useful things into library"?
Or "try to keep synced shell and C API?

> Generally we lack a lot of documentation.
Yep.

> Now we only need someone to volunteer to write it down.
:).

Kind regards,
Petr