Now you can include the whole content of a folder in a fact. Moreover, you can add new content in the folder directly from that fact. 

Factinclude  the folder by clicking on the factinclude button of the editor. Then select a folder and add  includeall="1" in the "OR enter manual options:" field. When you then look at your fact you will see the folder`s content (if it is not empty) and an "add" button bellow the content. By clicking the button the template form will open and you will publish your new content direcly in the folder.