extra/ubiquity-slideshow-trisquel: update Chinese translations with screenshots

See merge request !114

misc: 12.0 initial release for Ecne

See merge request !110

extra/ubiquity-slideshow-trisquel: update l10n-de translations, thanks knife.

Closes #35

See merge request !111

11.0/trisquel-desktop-common-data: fix typo in pluma color-scheme name.

See merge request trisquel/trisquel-packages!112

extra/ubiquity-slideshow-trisquel: fix chinese codes (zh_CN/zh_TW)

See merge request !109

11.0/trisquel-icons-theme: add update-notifier icons to default status path.

See merge request !108

11.0/trisquel-meta: add ayatana-settings package to trisquel package deps

See merge request !105

# Conflicts:
#   11.0/trisquel-meta/debian/changelog
#   11.0/trisquel-meta/debian/control

11.0/trisquel-meta: replace gnome-system-tools for mate-user-admin.

See merge request !107

11.0/trisquel-icon-theme: add missing ayatana-settings icon for trisquel theme.

See merge request !106

extra/ubiquity-slideshow-trisquel:Add new l10n language

See merge request !103

11.0/trisquel-meta: remove ayatana-indicator-keyboard to favor ibus setup.

See merge request !104

11.0/trisquel-meta: added xserver-xorg-input-synaptics to trisquel-mini-recommended.

See merge request !102

11.0/trisquel-base-data: fix debian/postinst script

See merge request !100

11.0/trisquel-wallpapers: add python3 as dependency on release upgrade configuration.

See merge request !99

  * Restructure of -recommended packages
  * Added jami back
  * policykit-desktop-privileges moved to trisquel-desktop-common

Reimplemented grub background setup
Removed disable-radeon.conf for blobless activation
Configured systemd-resolved to use opportunistic DNSOverTLS
Updated partman recipes
Updated casper configuration file for vesa usage