Fixs rendering form for checkboxes and select : selecting default value or saved value

...eoDirectoryBundle/Resources/js/element-form/categories.js

...rectoryBundle/Resources/js/element-form/initialisation.js

...iopen/GeoDirectoryBundle/Resources/scss/element-form.scss

...ws/admin/core_custom/custom-fields/form-builder.html.twig

...element-form/form-partials/checkbox-radio-group.html.twig

...urces/views/element-form/form-partials/checkbox.html.twig

...sources/views/element-form/form-partials/select.html.twig

...ndle/Resources/views/element-form/form-renderer.html.twig