Optimization of smartphone version design and addition of fixed footer bar function

【Contents of fixes and added functions】
■Brush-up and adjustment of the smartphone version design (optimization of the image display size, margins, and font size)
■Added fixed footer bar function for smartphones.

The following are the files that have been modified for this update.
【Corrected files】
admin/css/my_admin.css
admin/js/my_script.js
admin/theme-options.php
archive.php
fonts/design_plus.eot
fonts/design_plus.svg
fonts/design_plus.ttf
fonts/design_plus.woff
functions/footer.php
functions/head.php
functions/next_prev.php
header.php
languages/ja.mo
languages/ja.po
responsive.css
style.css
【Added files】
admin/img/accordion_arrow.png
footer-bar.css
footer-bar.php
js/footer-bar.js

For more information, please visit the MAG(tcd036) download site for purchasers.