Revert "Sort Documentation pane list in alphabetical order. This relates to bug 1859."

because the change also sort subitems, messing up the order of entries in most of the sublists.
Need to find a different way to sort the mail list.
This reverts commit b98d05cb4d.

parts/documentation/contentsview.cpp

@@ -44,8 +44,8 @@ ContentsView::ContentsView(DocumentationWidget *parent, const char *name)
     m_view->header()->hide();
     m_view->setResizeMode(TQListView::AllColumns);
     m_view->setRootIsDecorated(true);
-    m_view->setSorting(0);
-    m_view->setAllColumnsShowFocus(true);
+    m_view->setSorting(-1);
+    m_view->setAllColumnsShowFocus( true );
 
     connect(m_view, TQT_SIGNAL(executed(TQListViewItem*, const TQPoint&, int )),
         this, TQT_SLOT(itemExecuted(TQListViewItem*, const TQPoint&, int )));