Added LGPL standard comment, and copyright notices where necessary.
Global replacement of debugtools.h by wine/debug.h.

diff --git a/dlls/shell32/classes.c b/dlls/shell32/classes.c
index 480fab0..8438be7 100644
--- a/dlls/shell32/classes.c
+++ b/dlls/shell32/classes.c
@@ -2,12 +2,27 @@
  *	file type mapping 
  *	(HKEY_CLASSES_ROOT - Stuff)
  *
+ * Copyright 1998, 1999, 2000 Juergen Schmied
  *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
+
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
-#include "debugtools.h"
+#include "wine/debug.h"
 #include "winerror.h"
 #include "winreg.h"
 
@@ -17,7 +32,7 @@
 #include "shresdef.h"
 #include "wine/obj_queryassociations.h"
 
-DEFAULT_DEBUG_CHANNEL(shell);
+WINE_DEFAULT_DEBUG_CHANNEL(shell);
 
 #define MAX_EXTENSION_LENGTH 20