Fix link to CHANGES.txt to avoid file download

Author: techtonik

website/www/code.txt

@@ -4,7 +4,7 @@ Code
 Changelog
 ----------
 
-The changelog is available as `CHANGES.txt in the SCM repository <https://sourceforge.net/p/roundup/code/ci/tip/tree/CHANGES.txt?format=raw>`_.
+The changelog is available as `CHANGES.txt in the SCM repository <https://sourceforge.net/p/roundup/code/ci/tip/tree/CHANGES.txt>`_.
 
 Browse
 ------

website/www/index.txt

@@ -31,4 +31,4 @@ Roundup was originally released as version 0.1.1 in late August, 2001. The first
     something different for a while. Roundup here I come... 
 
 .. _`download`: http://cheeseshop.python.org/pypi/roundup
-.. _`change note`: https://sourceforge.net/p/roundup/code/ci/tip/tree/CHANGES.txt?format=raw
+.. _`change note`: https://sourceforge.net/p/roundup/code/ci/tip/tree/CHANGES.txt