Fixed slider display for smartphones and theme option wording

【Contents of fix】
■Fixed an issue where the right side of the image was obscured when the top slider was displayed on a smartphone.
※Fixed a bug that the right side of the image is obscured when the top slider is displayed on a smartphone.
■Changed the wording of the theme options (“Theme Options” -> “TCD Theme Options”)

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

For more information, please visit the LOTUS (tcd039) download site for purchasers.