[gimp] desktop: preparing release for GIMP 2.10.6.

[Jehan <jehanp src gnome org>]

commit 343bfbf2590d3d8552c0e5a3846b22ec03e3b90a
Author: Jehan <jehan girinstud io>
Date:   Mon Aug 6 13:30:45 2018 +0200

    desktop: preparing release for GIMP 2.10.6.

 desktop/org.gimp.GIMP.appdata.xml.in.in | 37 +++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
---
diff --git a/desktop/org.gimp.GIMP.appdata.xml.in.in b/desktop/org.gimp.GIMP.appdata.xml.in.in
index 29f4d1edd3..2b5609dd1f 100644
--- a/desktop/org.gimp.GIMP.appdata.xml.in.in
+++ b/desktop/org.gimp.GIMP.appdata.xml.in.in
@@ -72,6 +72,43 @@
   </provides>
 
   <releases>
+    <release version="2.10.6" date="2018-08-10">
+      <description>
+        <_p>
+          GIMP 2.10.6 comes with a lot of bug fixes, optimizations and
+          features. Most notable changes are:
+        </_p>
+        <ul>
+          <_li>
+          Text layers can now represent vertical texts (with various
+          character orientations and line directions)
+          </_li>
+          <_li>
+          New "Little Planet" (gegl:stereographic-projection) filter
+          </_li>
+          <_li>
+          The "Straighten" option of the Measure Tool now allows
+          vertical straightening
+          </_li>
+          <_li>
+          Drawable previews are now rendered asynchronously and layer
+          group previews can be disabled in Preferences
+          </_li>
+          <_li>
+          New "async" field in the Dashboard "misc" group, showing the
+          number of async operations currently running
+          </_li>
+          <_li>
+          File format filtering in Open/Save/Export dialogs made less
+          confusing
+          </_li>
+          <_li>
+          New language (having GIMP translated in 81 languages now):
+          Marathi
+          </_li>
+        </ul>
+      </description>
+    </release>
     <release version="2.10.4" date="2018-07-04">
       <description>
         <_p>