Fixed link to feed.xml in header

_layouts/default.html

@@ -10,7 +10,7 @@
 
     {% seo %}
 
-    <link rel="alternate" type="application/rss+xml" title="{{ site.title }}" href="{{ " /feed.xml " | prepend: site.baseurl | prepend: site.url }}" />
+    <link rel="alternate" type="application/rss+xml" title="{{ site.title }}" href="{{ "/feed.xml" | prepend: site.baseurl | prepend: site.url }}" />
 
     <link href="//fonts.googleapis.com/css?family=Open+Sans" rel="stylesheet">
     <link href="//cdnjs.cloudflare.com/ajax/libs/font-awesome/4.5.0/css/font-awesome.min.css" rel="stylesheet">