Don't prepend author.avatar paths with / when path contains ://

Author: mmistakes

_includes/author-profile.html

@@ -8,7 +8,7 @@
 
   <div class="author__avatar">
     {% if author.avatar contains "://" %}
-    	<img src="{{ author.avatar | prepend: "/" }}" alt="{{ author.name }}">
+    	<img src="{{ author.avatar }}" alt="{{ author.name }}">
     {% else %}
     	<img src="{{ author.avatar | prepend: "/" | prepend: base_path }}" class="author__avatar" alt="{{ author.name }}">
     {% endif %}