rel_images.patch

--- /root/src/gitlist/themes/default/js/showdown.js	2014-09-02 17:06:41.000000000 -0400
+++ showdown.js	2016-12-06 13:35:16.933049198 -0500
@@ -746,6 +746,15 @@
 		}
 	}
 
+	var isAbs = new RegExp('^(?:[a-z]+:)?//', 'i');
+	if (! isAbs.test(url))
+	{
+		var currentlocation = window.location['href'];
+		var location = currentlocation.match( new RegExp('.*/') )[0]
+		var location = location.replace( /(\/blob\/|\/tree\/)/g ,"/raw/");
+		url = location + url;
+	}
+
 	alt_text = alt_text.replace(/"/g,""");
 	url = escapeCharacters(url,"*_");
 	var result = "<img src=\"" + url + "\" alt=\"" + alt_text + "\"";