petdance/ack2 — pull request #409 by frasertweedale (2013-11-29 08:54:43+00:00)
Title: man.t: strip ansi escape codes

On FreeBSD the `ack --man` output read by man.t contains ANSI escape
codes, which breaks the test. Update strip_special_chars to also
strip ANSI escape codes, fixing the test on FreeBSD.