This reverts commit c8ae7cbd.

- fix: epm-download: always download rpm packages on ALT directly
- epm play: add slack support
- big revert "fix quotes in format strings"

This reverts commit 203407b7.

This reverts commit 8bda252b.

This reverts commit 7799c48f.

This reverts commit c32b74d3.

This reverts commit 0e3e1e79.

- epm repack icq: fix URL, ignore empty download
- epm repack yandex-browser: fix provides
- add epm play jetbrains-toolbox

- epm repack: always set Epoche: 100 to override repository package
- epm-search: fix support regexp not for apt only
- epm-download: always download rpm packages on ALT directly
- epm-tool: add json command support
- epm play: add pycharm support
- epm play: add icq support

- epm_query_file: fix --short query for rpm
- epm-query: fix --short query on rpm
- fix docmd using (remove extra quotes)