minor, allow for alternative
minor, support non-ascii word separators via --non-ascii-wordsep
test, provide regression case for non-ascii word separators
Merge branch 'feat/alternative-word-seps-for-glep'

* feat/alternative-word-seps-for-glep:
  test, provide regression case for non-ascii word separators
  minor, support non-ascii word separators via --non-ascii-wordsep
  minor, allow for alternative