[AppStream] appstream-glib 0.5.15

[Richard Hughes]

Version 0.5.15
~~~~~~~~~~~~~~
Released: 2016-05-23

New Features:
 - Add AS_APP_QUIRK_HAS_SHORTCUT (Joaquim Rocha)
 - Add AS_APP_QUIRK_NOT_LAUNCHABLE (Richard Hughes)
 - Rename the xdg-app support to the new name: Flatpak (Richard Hughes)

Bugfixes:
 - Add all applications for all architectures when loading Flatpak
(Richard Hughes)
 - Add note in README.md for glob usage (Mingcong Bai)
 - Allow addons to have duplicate names (Dominique Leuenberger)
 - Correctly set the architecture on newly discovered applications
(Richard Hughes)
 - Ignore files with invalid suffixes when building installed stores
(Richard Hughes)
 - Make yaml icon parser spec compliant (Matthias Klumpp)
 - Omit timestamp from gzip compressed files (Stefan Brüns)
 - Save the ID prefix in more places (Richard Hughes)
 - Show the app name when complaining about missing description
(Dominique Leuenberger)
 - Sort archive contents by name for repeatable results (Stefan Brüns)

Richard