backlinks fix

layouts/partials/backlinks.html

@@ -1,6 +1,8 @@
 <h3>Backlinks</h3>
 <ul class="backlinks">
-    {{$curPage := strings.TrimRight "/" .Page.RelPermalink }}
+    {{$url := urls.Parse .Site.BaseURL }}
+    {{$host := strings.TrimRight "/" $url.Path }}
+    {{$curPage := strings.TrimPrefix $host (strings.TrimRight "/" .Page.RelPermalink) }}
     {{$inbound := index $.Site.Data.linkIndex.index.backlinks $curPage}}
     {{if $inbound}}
     {{- range $inbound -}}