* handle primary xml in zstd format
* add option to add gpg keys as content tags (bsc#1184326)
- use is_opensuse for requiring proper EULAs package
(fate#320517)
- add appdata.xml.gz and app-icons.tar.gz if exising
- drop use of BSUtil.pm
- created initial package
OBS-URL: https://build.opensuse.org/package/show/openSUSE:Tools/instsource-susedata?expand=0&rev=36