When updating, change the following files (if needed):

- AUTHORS
- ChangeLog
- Check for spelling errors in ChangeLog and manpage.
- configure.ac (VERSION)
- doc/create-man.sh (DATE, version)
- Generate a new manpage.
- README
- src/oui.h (refresh via update-oui-database.sh)
- src/main.c (VERSION)
- Test in Debian Sid.
