Multiple adjustments and bug fixes

【Contents of fixes】
■Adjusted the setting field of the fixed footer bar for smartphones.
■Adjusted the quick tag function.
・Fixed a bug in the text editor that caused the output tags to be identical when using heading tags.
・Fixed a bug that the button color was not reflected when using button tags in the visual editor.
■Fixed a bug where the same number (total number of comments) is displayed in the callouts of all comment destinations in Dashboard > Comments > Comments List.

The following are the files that have been modified for this update.
【Corrected files】
admin/js/mce-button.js
admin/js/my_script.js
footer.php
functions.php
functions/custom_editor.php
style.css

For more information, please visit the VENUS (tcd038) download site for purchasers.