mimedecode -t application/pdf -t application/postscript -t text/plain -b text/html -B 'image/*' -i '*/*'
+Version 3.1.0.post1 (2021-09-24)
+
+ GitHub Actions.
+
+ Stop testing at Travis.
+
Version 3.1.0 (2021-05-23)
Convert mimedecode.docbook to reST. Generate html/man/text