git-svn-id: http://piwigo.org/svn/trunk@19703 68402e56-0260-453c-a942-63ccdbb3a9ee
git-svn-id: http://piwigo.org/svn/trunk@12922 68402e56-0260-453c-a942-63ccdbb3a9ee
useless code. We couldn't create a migration task on the stable branch, but on trunk this is possible. git-svn-id: http://piwigo.org/svn/trunk@9074 68402e56-0260-453c-a942-63ccdbb3a9ee