Multiple bug fixes and style adjustments

【Contents of fixes】
■Style adjustments
■Changed the wording of the theme options.
■Fixed a bug that some of the images on the top page were not displayed in Firefox.
■Fixed a problem with the link destination of staff contents.
■Fixed a bug that the site title and catchphrase were duplicated.
■Fixed the footer (credits and SNS) of the fixed page template (4).
■Retina support for logo can now be done with custom CSS without customizing the theme file.

The following are the files that have been modified for this update.
【Corrected files】
agent.css
comment-style.css
comments.php
footer-contact.php
functions/header-logo.php
functions/page_cf.php
functions/page_cf.php ・header.php
includes/extras.php
languages/ja.mo
languages/ja.po
page-welcome.php
style.css

For more information, please visit the AGENT (tcd033) download site for purchasers.

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