Getting a strange error where logo disappeared when
$wgLogo = "//static.mengniang.org/logo/MoegirlLibrary2015.png";
the url loaded in css is:
.mw-wiki-logo { background-image: url(/static.mengniang.org/logo/MoegirlLibrary2015.png?); }
By adding https header it work again
$wgLogo = "https://static.mengniang.org/logo/MoegirlLibrary2015.png";
Now it load correct logo image url:
.mw-wiki-logo { background-image: url(https://static.mengniang.org/logo/MoegirlLibrary2015.png); }