Added wording change function and fixed page builder bug

【Contents of the fix】
■Added the ability to change the wording of the breadcrumbs and slug in the custom post type “Production Results” as desired.
■Fixed a bug that the size setting of the page builder content “Image” is not reflected.
■Fixed the bug that the style is not reflected when inserting the quick tag “Enclosed Box C” in the visual editor.
■Fixed structured markup in the breadcrumb list.

The following files have been modified for this update.
【Corrected files】
admin/js/mce-button.js
admin/theme-options.php
breadcrumb.php
functions.php
languages/ja.mo
languages/ja.po
style.css

For more information, please visit the download site for purchasers of UNIQUE (tcd044).