Add FAQ on non-GNU make error. Update copyright date to 2004.

Doc/README

@@ -143,6 +143,13 @@ To create HTML files:
 	  <http://www.latex2html.org/>.
 
 
+I got a make error: "make: don't know how to make commontex/patchlevel.tex."
+----------------------------------------------------------------------------
+
+Your version of make doesn't support the 'shell' function.  You will need to
+use a version which does, e.g. GNU make.
+
+
 LaTeX (or pdfLaTeX) ran out of memory; how can I fix it?
 --------------------------------------------------------
 
@@ -222,7 +229,7 @@ The Python source is copyrighted, but you can freely use and copy it
 as long as you don't change or remove the copyright notice:
 
 ----------------------------------------------------------------------
-Copyright (c) 2000-2003 Python Software Foundation.
+Copyright (c) 2000-2004 Python Software Foundation.
 All rights reserved.
 
 Copyright (c) 2000 BeOpen.com.