[LTP] new shell library

[Cyril Hrubis]

Hi!
> Can't think of any. You (and old test.sh) convinced me to go with your
> example. Let's give it couple days, if anyone else wants to weigh in.

I've started to document the new shell library (the changes to
test-writing-guidelines are now included in [1]) and also tried to think
of some library hardening, i.e. making sure to avoid common mistakes,
the only thing I came up with is [2]. What do you think about this
approach?

[1]
https://github.com/metan-ucw/ltp/commit/fe94afe17bcdd05213d96c0cf014b1a3deec9659

[2]
https://github.com/metan-ucw/ltp/commit/7ca6be805c9fa4083b7e4de7f28162fca6a4a090

-- 
Cyril Hrubis
chrubis@suse.cz