Merge struct.{php,ihtml} and lexemEdit.{php,ihtml}. There is no natural dividing line between them.
Control at field level which role can edit what.
Various little fixes for PHP and HTML compliance.


git-svn-id: http://voronet.francu.com/repos/DEX@942 8d550267-2627-4c68-899f-85492a8dd5ca