You will find in this section all the information on templates:
How do I upload an email template?
https://publipage.atlassian.net/wiki/pages/viewpage.action?pageId=10158647
How do I delete an email template?
https://publipage.atlassian.net/wiki/pages/viewpage.action?pageId=10159423
Pages enfant (affichage des enfants) all true