rename rule_ocs_import to rule_import

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@19953 35612d4c-9d10-0410-837c-bf9dd1be60d7
end to clean ocs from core + minor fix

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@19954 35612d4c-9d10-0410-837c-bf9dd1be60d7