Update v2.10.4.2

Changelog

Added

• Checkbox / radio preselect value filter:
  apply_filters("ezfc_element_preselect_value", $data->preselect, $element, $data, $options, $form->id);

Fixed

• Frontend calculation
  • Invalid calculation when a percent sign was present in text_before / text_after option
• Backend editor
  • Target selection fix
  • Group duplication fixed
• Non-empty input placeholder fixed
• Subtotal text_before / text_after fixed
• Price format fixed for subtotal elements
• Slider min/max value fixed for decimal points other than a dot