This package contains: . debian-bts-control - builds control@bugs.debian.org email messages; debian-changelog-mode - a helper mode for Debian changelogs; debian-control-mode - a helper mode for debian/control files; debian-copyright - major mode for Debian package copyright files; readme-debian - major mode for editing README.Debian files. . See /usr/share/doc/dpkg-dev-el/README.Debian for a short description of all files.