fix bug at donwload of Business Template

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@4678 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Tool/TemplateTool.py

@@ -251,7 +251,7 @@ class TemplateTool (BaseTool):
       """
       # For backward compatibility; If REQUEST is passed, it is likely from the management interface.
       if REQUEST is not None:
-        self.manage_download(url, id=id, REQUEST=REQUEST)
+        return self.manage_download(url, id=id, REQUEST=REQUEST)
 
       type, name = splittype(url)
       if os.path.isdir(name): # new version of business template in plain format (folder)