test change for minimal and requested size

ubinstall-gtk.glade

@@ -203,8 +203,11 @@
   </object>
   <object class="GtkWindow" id="MainWindow">
     <property name="width-request">800</property>
+    <property name="height-request">500</property>
     <property name="visible">True</property>
     <property name="can-focus">False</property>
+    <property name="default-width">800</property>
+    <property name="default-height">500</property>
     <property name="icon-name">com.ublinux.ubinstall-gtk</property>
     <child>
       <object class="GtkBox">