Multiple bug fixes

【Contents of the fix】
■Fixed a bug that CSS may not be applied when accessing a page that is still http (mixed content) when using the CSS code optimization function in an SSL environment.
■【iPhone】Fixed an issue where the Hatena bookmark icon does not appear on the share button in the fixed footer bar.
■Fixed an issue where Googlemap would not display if Lazyload was turned on and the address was in Japanese.

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

【Modified file】
css/footer-bar.css
functions/acceleration.php
style.css
template-parts/footer-bar.php

【Added files】
img/common/hatenabookmark-logomark.svg