fix calendar in history window to not take all the height

src/gtkgui.glade

@@ -9002,12 +9002,25 @@ Custom</property>
 	  <property name="position">150</property>
 	  <child>
-	    <widget class="GtkCalendar" id="calendar">
+	    <widget class="GtkVBox" id="vbox">
 	      <property name="visible">True</property>
-	      <property name="can_focus">True</property>
-	      <property name="display_options">GTK_CALENDAR_SHOW_HEADING|GTK_CALENDAR_SHOW_DAY_NAMES</property>
-	      <signal name="day_selected" handler="on_calendar_day_selected" last_modification_time="Sun, 20 Nov 2005 19:26:58 GMT"/>
-	      <signal name="month_changed" handler="on_calendar_month_changed" last_modification_time="Thu, 24 Nov 2005 00:49:22 GMT"/>
+	      <property name="homogeneous">False</property>
+	      <property name="spacing">6</property>
+
+	      <child>
+		<widget class="GtkCalendar" id="calendar">
+		  <property name="visible">True</property>
+		  <property name="can_focus">True</property>
+		  <property name="display_options">GTK_CALENDAR_SHOW_HEADING|GTK_CALENDAR_SHOW_DAY_NAMES</property>
+		  <signal name="day_selected" handler="on_calendar_day_selected" last_modification_time="Sun, 20 Nov 2005 19:26:58 GMT"/>
+		  <signal name="month_changed" handler="on_calendar_month_changed" last_modification_time="Thu, 24 Nov 2005 00:49:22 GMT"/>
+		</widget>
+		<packing>
+		  <property name="padding">0</property>
+		  <property name="expand">False</property>
+		  <property name="fill">True</property>
+		</packing>
+	      </child>
 	    </widget>
 	    <packing>
 	      <property name="shrink">True</property>