Fix utf8clean not replacing incomplete final character
authorPhil Pennock <pdp@exim.org>
Fri, 17 Aug 2018 01:17:32 +0000 (21:17 -0400)
committerPhil Pennock <pdp@exim.org>
Fri, 17 Aug 2018 01:19:09 +0000 (21:19 -0400)
Before, it was just dropped, but we document that it's replaced by ?.

Tests updated, manual test-case for -be prompt is:

    ${utf8clean:${length_1:フィル}}


No differences found