test, provide regression for fastterms(1) inability to split up unicode whitespace

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
minor, make streak extractor sign-aware ...

so we can return 1U on too large bit requests and 0U on below 0 requests.

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
fix, PEBKAC, actually give the streak extractor the chance to detect beyond-tail extraction requests

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
test, argue that non-breakable spaces are somewhat non-breakable even by terms

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
Merge branch 'tool/fastterms'

* tool/fastterms:
  test, argue that non-breakable spaces are somewhat non-breakable even by terms
  fix, PEBKAC, actually give the streak extractor the chance to detect beyond-tail extraction requests
  minor, make streak extractor sign-aware ...
  test, provide regression for fastterms(1) inability to split up unicode whitespace