This looks better on win32.

And fix that stupid bug that glade will introuce again and again
(it's just to stupid to keep the image None and replaces it with
gtk-missing-image, so you always see a stupid image as avatar when
there's none)

data/glade/message_window.glade

@@ -70,7 +70,7 @@
                                 <child>
                                   <widget class="GtkImage" id="avatar_image">
                                     <property name="visible">True</property>
-                                    <property name="stock">gtk-missing-image</property>
+                                    <property name="stock">None</property>
                                   </widget>
                                 </child>
                               </widget>
@@ -763,7 +763,6 @@
                                   <widget class="GtkImage" id="image1345">
                                     <property name="visible">True</property>
                                     <property name="stock">gtk-jump-to</property>
-                                    <property name="icon_size">2</property>
                                   </widget>
                                   <packing>
                                     <property name="expand">False</property>