Merge branch 'Qeole-logo-url' (PR bashtage#133)

Author: jannecederberg

sphinx_material/sphinx_material/header.html

@@ -6,6 +6,9 @@
            class="md-header-nav__button md-logo">
           {% if theme_logo_icon|e %}
             <i class="md-icon">{{ theme_logo_icon }}</i>
+          {% elif logo_url %}
+              <img src="{{ logo_url }}" height="26"
+                   alt="{{ shorttitle|striptags|e }} logo">
           {% elif logo %}
               <img src="{{ pathto('_static/' ~ logo, 1) }}" height="26"
                    alt="{{ shorttitle|striptags|e }} logo">

sphinx_material/sphinx_material/sidebar.html

@@ -3,6 +3,8 @@
     <a href="{{ pathto(master_doc)|e }}" title="{{ docstitle|striptags|e }}" class="md-nav__button md-logo">
       {% if theme_logo_icon %}
         <i class="md-icon">{{ theme_logo_icon }}</i>
+      {% elif logo_url %}
+        <img src="{{ logo_url }}" alt="{{ html_title }} logo" width="48" height="48">
       {% else %}
         <img src="{{ pathto('_static/' ~ logo, 1) }}" alt="{{ html_title }} logo" width="48" height="48">
       {% endif %}