Merge pull request #7666 from zhaojh329/rtty
authorHannu Nyman <hannu.nyman@iki.fi>
Fri, 14 Dec 2018 14:51:19 +0000 (16:51 +0200)
committerGitHub <noreply@github.com>
Fri, 14 Dec 2018 14:51:19 +0000 (16:51 +0200)
rtty: update to 6.4.0


Trivial merge