añadir examenes

git-svn-id: http://jira.uji.es/repos/uji/HOR/uji-hor-base/trunk@19757 e6edf6fb-f266-4316-afb4-e53d95876a76
modificar esquema

git-svn-id: http://jira.uji.es/repos/uji/HOR/uji-hor-base/trunk@19759 e6edf6fb-f266-4316-afb4-e53d95876a76