Revert "WIP: change erp5 bootstrap conf"

This reverts commit e50d05af.

product/ERP5/ERP5Site.py

@@ -2376,7 +2376,7 @@ class ERP5Generator(PortalGenerator):
     #   layer when installing new business templates.
     ps['custom'].manage_addProperty("business_template_skin_layer_priority", 100.0, "float")
     skin_folders = ', '.join(('custom', 'external_method'))
-    ps.addSkinSelection( 'ViewJS'
+    ps.addSkinSelection( 'View'
                        , skin_folders
                        , make_default = 1
                        )
@@ -2559,8 +2559,7 @@ class ERP5Generator(PortalGenerator):
     """
     template_tool = p.portal_templates
     if template_tool.getInstalledBusinessTemplate('erp5_core') is None:
-      for bt in ('erp5_property_sheets', 'erp5_core', p.erp5_catalog_storage,
-                 'erp5_renderjs_style'):
+      for bt in p.getCoreBusinessTemplateList():
         if not bt:
           continue
         url = getBootstrapBusinessTemplateUrl(bt)