- check: improve remove dupls: remove identical packages, add common removing

- check: add fix duplicates
- epm: keep sssd-ad during upgrade

- add Amzn (Amazon Linux AMI) support
- rename README to README.md
- fix openSUSE Leap support
- epm-release_upgrade: force install make-initrd if exists when upgrade to Sisyphus

- distr_info -b: add 64 bit for aarch64
- epm-print: fix release output, add version-release support
- add yandex-browser-beta.sh
- add --short support for what-depends

- distr_info: add OpenWrt detection
- distr_info: drop obsoleted systems
- fix inputistty (implement via test -t)
- distr_info: use awk instead tr (broken in busybox on OpenWrt), cleanup code

- distr_info: small fixes
- epm-query: fix __print_suffix (skip for empty arg)

- epm autoremove: skip manually installed packages on ALT

- repack: run independently to user's .rpmmacros

- autoorphans: assure for package-cleanup for yum/dnf
- apt-dpkg: implement addrepo/removerepo
- addrepo: add ALT branch support
- distr_info: support ALT starter kits
- epm-packages: add arch on deb