force link creation so that successive installs of different versions

overwrite the link


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@32393 20353a03-c40f-0410-a6d1-a30d3c3de9de

buildout/python-2.4/buildout.cfg

@@ -22,7 +22,7 @@ executable = ${buildout:directory}/parts/python${buildout:python_version}/bin/py
 
 [pythonbin]
 recipe = plone.recipe.command
-command = ln -s ${python:executable} ${buildout:bin-directory}/python${buildout:python_version}
+command = ln -sf ${python:executable} ${buildout:bin-directory}/python${buildout:python_version}
 
 [requirements]
 binary =