Internal: fixed regression introduced in iTop 2.3.0 beta: no error though a mandatory attribute of type HTML has been left empty
Internal: fixed regression introduced in iTop 2.3.0 beta: no error though a mandatory attribute of type HTML has been left empty

git-svn-id: 8a2b0a969c74f87a9c14cf35f460fb9b394f82c6@4226 a333f486-631f-4898-b8df-5754b55c2be0

changi67/itop,changi67/itop,changi67/itop,changi67/itop