Copy all features and lists from use/slinux/full and stop reusing it.

...following skypeforlinux platform support changes.

- Merge base and desktop
- Remove all specialized software from LiveCD
- Move biggest education applications to appropriate group lists

...because it conflicts with atril-gtk from use/simply/full.

...add thunderbird too; move firefox-esr to pkglist.

Nextcloud provides more functionality as free software
being a developer-led fork of ownCloud.

...instead of old kumir.

...included by default in use/install2

Removed from Sisyphus:
http://git.altlinux.org/tasks/archive/done/_221/226873/

Fusion-icon was removed from Sisyphus.

...and uncomment all network services such as
Moodle, Mediawiki, Owncloud, Rujel.

...and increase version to 8.2.