commit 217551ea25bd8053ee2e3208b9e30a840a784fa0
Author: Jan Dankert 
Date:   Sat Oct 17 22:24:58 2020 +0200

    Fix: XSD must contain all subelements per element; New: Component 'fieldset'.

 .../template_engine/components/XSDGenerator.php    |    6 +-
 modules/template_engine/components/components.ini  |    1 +
 .../component_fieldset/FieldsetComponent.class.php |   43 +
 modules/template_engine/components/template.xsd    | 1334 +++++++++++++++++++-
 4 files changed, 1346 insertions(+), 38 deletions(-)