Merge branch 'ab/wildmatch-glob-slash-test'

A new test to show the interaction between the pattern [^a-z]
(which matches '/') and a slash in a path has been added.  The
pattern should not match the slash with "pathmatch", but should
with "wildmatch".

* ab/wildmatch-glob-slash-test:
  wildmatch test: cover a blind spot in "/" matching