[gnome-contacts] Release stable version 3.28.

[Niels De Graef <nielsdg src gnome org>]

commit 419df17099de4accd660161ad1e5e6c999d2f3af
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Mon Mar 12 22:48:09 2018 +0100

    Release stable version 3.28.
    
    Hurray! \o/

 data/org.gnome.Contacts.appdata.xml.in | 15 +++++++++++++++
 meson.build                            |  2 +-
 2 files changed, 16 insertions(+), 1 deletion(-)
---
diff --git a/data/org.gnome.Contacts.appdata.xml.in b/data/org.gnome.Contacts.appdata.xml.in
index 59d2712..0d020c3 100644
--- a/data/org.gnome.Contacts.appdata.xml.in
+++ b/data/org.gnome.Contacts.appdata.xml.in
@@ -26,6 +26,21 @@
   </screenshots>
 
   <releases>
+    <release date="2018-03-12" version="3.28">
+      <description>
+        <p>
+          Version 3.28 is a stable release, with the following major improvements:
+        </p>
+        <ul>
+          <li>Favorite contacts, which are shown at the top of the contact list.</li>
+          <li>Sort contacts by their first name or surname.</li>
+          <li>Small tweaks to the UI, such as a more welcoming setup screen and rounded avatars.</li>
+          <li>Performance improvements to the GNOME Shell search provider.</li>
+          <li>A slightly decreased memory usage.</li>
+        </ul>
+        <p>This release also updates translations in several languages.</p>
+      </description>
+    </release>
     <release date="2018-03-05" version="3.27.92">
       <description>
         <p>
diff --git a/meson.build b/meson.build
index e552d3d..674cdee 100644
--- a/meson.build
+++ b/meson.build
@@ -1,5 +1,5 @@
 project('gnome-contacts', [ 'vala', 'c' ],
-  version: '3.27.92',
+  version: '3.28.0',
   license: 'GPL2+',
   meson_version: '>= 0.37',
 )