s/columns/rows/ in docs. (#70199)

* gtk/gtktreeview.c (gtk_tree_view_set_reorderable):
	s/columns/rows/ in docs.  (#70199)

	* gtk/gtktreestore.c (gtk_tree_store_insert): s/before/after/ in
	docs. (#71852, #68405)

	* gtk/gtkcalendar.c (gtk_calendar_select_day): Correct a comment.

	* gtk/tmpl/gtksignal.sgml, gtk/tmpl/gtkimage.sgml: s/%d/%%d/ in
	examples.  (#71479)

	* gtk/tmpl/gtkmenu.sgml: Document gtk_menu_set_active as
	quasi-private.  (#69788)

	* gtk/tmpl/gtkcalendar.sgml: Document month as zero-based and
	selected_day as one-based.  (#57169)

docs/reference/gtk/tmpl/gtkcalendar.sgml

@@ -56,6 +56,13 @@ year, and selected day respectively.
 All of these fields should be considered read only, and everything in this
 struct should only be modified using the functions provided below.
 </para>
+<note>
+<para>
+Note that <structfield>month</structfield> is zero-based (i.e it allowed values
+are 0-11) while <structfield>selected_day</structfield> is one-based
+(i.e. allowed values are 1-31). 
+</para>
+</note>
 
 
 <!-- ##### ENUM GtkCalendarDisplayOptions ##### -->
@@ -109,7 +116,7 @@ Shifts the calendar to a different month.
 </para>
 
 @calendar: a #GtkCalendar.
-@month: a month number.
+@month: a month number between 0 and 11.
 @year: the year the month is in.
 @Returns: %TRUE.
 
@@ -120,7 +127,8 @@ Selects a day from the current month.
 </para>
 
 @calendar: a #GtkCalendar.
-@day: the day number to select.
+@day: the day number between 1 and 31, or 0 to unselect 
+   the currently selected day.
 
 
 <!-- ##### FUNCTION gtk_calendar_mark_day ##### -->
@@ -129,7 +137,7 @@ Places a visual marker on a particular day.
 </para>
 
 @calendar: a #GtkCalendar.
-@day: the day number to mark.
+@day: the day number to mark between 1 and 31.
 @Returns: %TRUE.
 
 
@@ -139,7 +147,7 @@ Removes the visual marker from a particular day.
 </para>
 
 @calendar: a #GtkCalendar.
-@day: the day number to unmark.
+@day: the day number to unmark between 1 and 31.
 @Returns: %TRUE.
 
 

docs/reference/gtk/tmpl/gtkimage.sgml

@@ -45,7 +45,7 @@ on the image, such as button clicks, place the image inside a
                          GdkEventButton *event,
                          gpointer        data)
   {
-    g_print ("Event box clicked at coordinates %d,%d\n", 
+    g_print ("Event box clicked at coordinates %%d,%%d\n", 
              event->x, event->y);
 
     /* Returning TRUE means we handled the event, so the signal 

docs/reference/gtk/tmpl/gtkmenu.sgml

@@ -246,7 +246,7 @@ selection has not yet been made, the first menu item is selected.
 <!-- ##### FUNCTION gtk_menu_set_active ##### -->
 <para>
 Selects the specified menu item within the menu.  This is used by the
-#GtkOptionMenu.
+#GtkOptionMenu and should not be used by anyone else.
 </para>
 
 @menu: a #GtkMenu.

docs/reference/gtk/tmpl/gtksignal.sgml

@@ -450,7 +450,7 @@ as parameter to your function:
 <programlisting>
 static void button_clicked_int (GtkButton* button, gpointer func_data)
 {
-	g_print ("button pressed: %d\n", GPOINTER_TO_INT (func_data));
+	g_print ("button pressed: %%d\n", GPOINTER_TO_INT (func_data));
 }
 
 /* By calling this function, you will make the g_print above