The general format of the cfg folder, which contains all of the plugin’s customization files.
The cfg/ folder is located within the plugin folder and it contains all the customization files. Generally it contains a common/ folder, a fo/ folder, and a catalog.xml file.
The common/ folder stores images or variables.
The fo Folder stores the customized xsl and xml files.
The catalog.xml file tells the DITA-OT where to look for the customizations.