Add libmangle minimalist "mainpage"

git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@1471 4407c894-4637-0410-b4f5-ada5f102cad1
diff --git a/mingw-w64-libraries/libmangle/Doxyfile b/mingw-w64-libraries/libmangle/Doxyfile
index 51adc67..b5b7d01 100644
--- a/mingw-w64-libraries/libmangle/Doxyfile
+++ b/mingw-w64-libraries/libmangle/Doxyfile
@@ -124,7 +124,7 @@
 HTML_OUTPUT            = html
 HTML_FILE_EXTENSION    = .html
 HTML_HEADER            = 
-HTML_FOOTER            = 
+HTML_FOOTER            = html/footer.html
 HTML_STYLESHEET        = 
 HTML_ALIGN_MEMBERS     = YES
 HTML_DYNAMIC_SECTIONS  = NO