Version 3.31.90
~~~~~~~~~~~~~~~
Released: 2019-02-24

This is an unstable release in the 3.31 development series, with the following
improvements:
 * Fix showing the installed check mark on tiles
 * Fix crashes in the packagekit plugin due to missing locking
 * Add back support for appstream data in /var/{cache,lib}/app-info directories
   that accidentally got left out with the libxmlb rewrite
 * Update the featured banner for gnome-chess
 * Fix the details page alignment when only one screenshot is shown
 * Move the Update button to the right hand side on the details page
 * Fix enabling repos when installing codecs through the extras page
 * Remove the Sundry folder and sync the apps in the Utilities folder with
   gnome-menus 3.31.90
 * Improve various content rating texts
 * Drop workarounds for locales with codesets
 * Use the currently selected icon theme for stock icons
 * Don't hide compulsory apps in the category views
 * Use the SPDX-License-Identifier in all source files
 * Remove various useless error prefixes, making flatpak and packagekit error
   messages shorter and easier to read
 * flatpak: Show the installation type (user, system) in the Source dropdown
 * flatpak: Let apps control the name suffix/prefix they have and don't force
   (Nightly) suffix for everything on the master branch
 * flatpak: Various fixes for matching flatpaks to appstream entries
 * flatpak: Distinguish between the same app coming from multiple remotes
 * rpm-ostree: Correctly resolve installed appdata files to package names
 * rpm-ostree: Hook up percentage progress for install and remove
 * rpm-ostree: Implement layered package install
 * rpm-ostree: Implement locally downloaded rpm install
 * rpm-ostree: Show the source of the packages when installing layered packages
 * rpm-ostree: Various fixes making things more robust
 * snap: Use new media API

This release also updates translations.