Download using original filename

When the tool reads bt5list, it contains the filename or directory name.
Preserve it when generate the list of business template to support nicely
both cases.

product/ERP5/Tool/TemplateTool.py

@@ -1134,6 +1134,7 @@ class TemplateTool (BaseTool):
       for repository, property_dict in template_item_list:
         property_dict = property_dict.copy()
         id = property_dict['id']
+        filename = property_dict['id']
         del property_dict['id']
         version = property_dict['version']
         version_state = 'new'
@@ -1155,6 +1156,7 @@ class TemplateTool (BaseTool):
         obj = newTempBusinessTemplate(self, 'temp_' + uid,
                                       version_state = version_state,
                                       version_state_title = version_state_title,
+                                      filename = filename,
                                       installed_version = installed_version,
                                       installed_revision = installed_revision,
                                       repository = repository, **property_dict)
@@ -1225,7 +1227,7 @@ class TemplateTool (BaseTool):
         if name.endswith('.bt5'):
           name = name[:-4]
         business_template_url_dict[name] = {
-          'url':  '%s/%s' % (url, name),
+          'url':  '%s/%s' % (url, bt.filename),
           'revision': bt.getRevision()
           }
       return business_template_url_dict