Modernize metainfo file

data/metainfo/com.gexperts.Tilix.appdata.xml.in

@@ -19,15 +19,15 @@
     </p>
     <p>It lets you:</p>
     <ul>
-    <li>Layout terminals in any fashion by splitting them horizontally or vertically</li>
-    <li>Terminals can be re-arranged using drag and drop both within and between windows</li>
-    <li>Terminals can be detached into a new window via drag and drop</li>
-    <li>Input can be synchronized between terminals so commands typed in one terminal are replicated to the others</li>
-    <li>The grouping of terminals can be saved and loaded from disk</li>
-    <li>Terminals support custom titles</li>
-    <li>Color schemes are stored in files and custom color schemes can be created by simply creating a new file</li>
-    <li>Transparent background</li>
-    <li>Supports notifications when processes are completed out of view</li>
+      <li>Layout terminals in any fashion by splitting them horizontally or vertically</li>
+      <li>Terminals can be re-arranged using drag and drop both within and between windows</li>
+      <li>Terminals can be detached into a new window via drag and drop</li>
+      <li>Input can be synchronized between terminals so commands typed in one terminal are replicated to the others</li>
+      <li>The grouping of terminals can be saved and loaded from disk</li>
+      <li>Terminals support custom titles</li>
+      <li>Color schemes are stored in files and custom color schemes can be created by simply creating a new file</li>
+      <li>Transparent background</li>
+      <li>Supports notifications when processes are completed out of view</li>
     </ul>
     <p>
       The application was written using GTK 3 and an effort was made to conform to
@@ -48,25 +48,6 @@
     </screenshot>
   </screenshots>
 
-  <releases>
-    <release version="1.9.1" date="2019-03-17">
-      <description>
-        <p>remove app menu for gnome 3.32, update icon, minor fixes</p>
-      </description>
-    </release>
-    <release version="1.8.9" date="2019-01-06">
-      <description>
-        <p>Small release to update localizations and update to GtkD 3.8.5 to fix library name in GtkD.</p>
-      </description>
-    </release>
-    <release version="1.8.7" date="2019-01-03">
-      <description>
-        <p>Some new features and bug fixes.</p>
-      </description>
-      <url>https://gnunn1.github.io/tilix-web/</url>
-    </release>
-  </releases>
-
   <url type="homepage">https://gnunn1.github.io/tilix-web/</url>
   <url type="help">https://gnunn1.github.io/tilix-web/manual/</url>
   <url type="faq">https://gnunn1.github.io/tilix-web/faq</url>
@@ -75,7 +56,11 @@
 
   <translation type="gettext">tilix</translation>
   <launchable type="desktop-id">com.gexperts.Tilix.desktop</launchable>
-  <developer_name its:localeFilterType="exclude">Gerald Nunn</developer_name>
+
+  <content_rating type="oars-1.1"/>
+  <developer>
+    <name translate="no">Gerald Nunn</name>
+  </developer>
 
   <provides>
     <binary>tilix</binary>