Multiple bug fixes

【Contents of fixes】
※Please note that some parts of this update are not compatible with the previous version.
■The image setting in the “Display Ad (tcd version)” widget has been changed from the direct upload method to the media library method.
(If you upgrade your theme, you will need to reconfigure the images in the above locations.)
■Social Button Type 5 (Official Button) “Facebook Like Button” specification change.
■Removed “Google+” from the social button settings.
■Support for error correction regarding login judgment in the comment section.
■【Mac】Fixed a bug in which the thickness of Japanese and European characters may be displayed differently when using some fonts.

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

【Modified file】
admin/theme-options.php
comments.php
editor-style.css
functions/custom_page_link.php
japanese.css
sns_btn_btm.php
sns_btn_top.php
style.css
widget/ad.php