WordPress 4.3 support

【Contents of the fix】
■Fixed an issue that caused errors to be displayed in debug mode.

The following are the files that have been fixed for this update.

【Modified files】
widget/ad.php
widget/news_list.php
widget/recent.php
widget/styled_post_list1.php
widget/styled_post_list2.php
style.css

For more details, please visit the download site for LUXE (tcd022) purchasers.