- add README with explanation of further ongoing work

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@36100 20353a03-c40f-0410-a6d1-a30d3c3de9de

buildout/templates/README.txt

+Containts templates used by buildout.
+Warning: This is obsolete way of delivering templates.
+         Please do not add new templates, merge them with eggs and provide
+         good defaults. All added templates can be removed without further
+         notice.