* fix lettering scale
* adapt to updated inkex: transform operator, selections
* fix#1597
* no traceback error message on broken satin columns
* highlight troubleshoot "steps to solve" through additional headline
* set a minimum value for running stitch repeats
* rename "import" thread list to "apply" thread list
* scale and toggle commands
* fix tie in when first stitch is a jump stitch
* set tie modus to 3 for cutwork objects
* cutwork set stitch length
* fix bug in remove embroidery settings