[AppStream] AppStream 0.11.8 released!

[Matthias Klumpp]

Hello!
This is the first AppStream release in the new year, and we start with
an incredibly boring bugfix release.

Tarballs available here: http://www.freedesktop.org/software/appstream/releases

Version 0.11.8
~~~~~~~~~~~~~~
Released: 2018-01-22

Features:
 * validator: Emit a hint in case a discouraged AppStream ID style is
used (Matthias Klumpp)
 * l10n: Renamed Norwegian Bokmål language file (Matthias Klumpp)

Specification:
 * docs: Add quickstart instructions for intltool (David Steele)
 * spec: Discourage use of hyphens and digit-started segments for IDs
(Matthias Klumpp)

Bugfixes:
 * qt: Export the AppStreamQt target (Aleix Pol)
 * Various string improvements (Allan Nordhøy)
 * validator: Don't make HEAD requests for URL checks, fetch first
byte instead (Matthias Klumpp)
 * Enforce a non-broken version of gobject-introspection (Matthias Klumpp)
 * Ensure LINGUAS update is only run explicitly (Matthias Klumpp)
 * Fix a minor memory and fd leak (Matthias Klumpp)

Translation:
 * Norwegian Bokmål
   - Allan Nordhøy
   - Petter Reinholdtsen
 * Swedish
   - Anders Jonsson
   - Allan Nordhøy
 * German
   - Andreas Kleinert
 * Chinese (Traditional)
   - Chang-Chia Tseng
 * Chinese (Simplified)
   - Dingzhong Chen
 * French
   - Emmanuel Gil Peyrot
   - Yvan Masson
 * Dutch
   - Heimen Stoffels
 * Russian
   - Igor
 * Slovak
   - Martina Tatranská
 * Italian
   - Milo Casagrande
 * Czech
   - Pavel Borecki
 * Polish
   - Piotr Drąg
 * Ukrainian
   - Yuri Chornoivan