THE MASKS FOR THEMES/CATEGORIES
- name: The name of the category, e.g. 'Residenzpflicht'.
- beschreibung: A short description of the category for internal use.
- filename: the filename of the category. Please use only small letters, e.g. 'residenzpflicht'.
- hauptinfoseite: An external www-site which contains more on this category may be announced here. This reference is being produced into the head of the themesite.