[LTP] new shell library

Cyril Hrubis
2016-11-22T13:27:24Z

Hi!
> I'm attaching changes, which allow file_test to pass on RHEL5.6/6.0/6.9/7.3
> and the rest we can fix if/when we encounter any.
>
> If that works for you, then I suggest to add/squash this on top of your changes.

Squashed to the commit, added your signed-of-by, rebased the patches and
pushed, uff.