[gnome-software/gnome-3-30] Release version 3.30.4

[Kalev Lember <klember src gnome org>]

commit 7ff0c0e95b1ff6d956209017afadb65d31d8074a
Author: Kalev Lember <klember redhat com>
Date:   Wed Oct 24 14:33:14 2018 +0200

    Release version 3.30.4

 NEWS                                           | 14 ++++++++++++++
 data/appdata/org.gnome.Software.appdata.xml.in | 14 ++++++++++++++
 2 files changed, 28 insertions(+)
---
diff --git a/NEWS b/NEWS
index 674705de..b13a5ea1 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,17 @@
+Version 3.30.4
+~~~~~~~~~~~~~~
+Released: 2018-10-24
+
+This is a stable release with the following changes:
+ * Add a separate "Download" step for packagekit offline updates, so that
+   "Restart & Update" is instant
+ * Fix a version comparison issue that led to package updates sometimes showing
+   as downgrades in the OS Updates section (this needs latest appstream-glib)
+ * Show the refresh button when the updates page is in the failed state
+ * Notify about offline updates only after they are fully downloaded
+
+This release also updates translations.
+
 Version 3.30.3
 ~~~~~~~~~~~~~~
 Released: 2018-10-18
diff --git a/data/appdata/org.gnome.Software.appdata.xml.in b/data/appdata/org.gnome.Software.appdata.xml.in
index 6f0cdf4b..ec8f85b3 100644
--- a/data/appdata/org.gnome.Software.appdata.xml.in
+++ b/data/appdata/org.gnome.Software.appdata.xml.in
@@ -46,6 +46,20 @@
    Validate with `appstream-util validate *.appdata.xml`
   -->
   <releases>
+    <release date="2018-10-24" version="3.30.4">
+      <description>
+        <p>
+          This is a stable release with the following changes:
+        </p>
+        <ul>
+          <li>Add a separate "Download" step for packagekit offline updates, so that "Restart &amp; Update" 
is instant</li>
+          <li>Fix a version comparison issue that led to package updates sometimes showing as downgrades in 
the OS Updates section (this needs latest appstream-glib)</li>
+          <li>Show the refresh button when the updates page is in the failed state</li>
+          <li>Notify about offline updates only after they are fully downloaded</li>
+        </ul>
+        <p>This release also updates translations.</p>
+      </description>
+    </release>
     <release date="2018-10-18" version="3.30.3">
       <description>
         <p>