- add epm-repack subpackage (just a static requirements)

- serv-list_startup: temp. fix for non systemd systems
- serv: add list-failed command
- epm-repack: add workaround for empty Summary
- add repack support for dialog-ee-x deb package
- epm: disable warming up by default
- epm addrepo/removerepo: fix repo manipulating on deb systems
- epm-addrepo: initial implementation of addkey for deb

- epm-repo: fix set
- epm-release_upgrade: big rewrite, add support for downgrade to с8
- epm-release_upgrade: allow two params: from and to

- epm: skip all args with spaces (we don't support it)
- epm-dedup: add --direct support to use epm internal implementation
- epm-repofix: add support for yandex and basealt
- epm-addrepo: add support for basealt and yandex repo sites
- epm-release_upgrade: replace etersoft-gpgkeys with alt-gpgkeys if we have not LINUX@Etersoft repo
- epm-repo: add set command implemented via clean & change
- epm-repack: don't intersect with source rpm package