Issue-451: Issue caused by series name that contains non-ASCII characters (#452)

Author: gitaeron

layouts/_default/series.terms.html

@@ -20,7 +20,7 @@ <h3>{{ i18n "series" | default "series" }}</h3>
                             {{ $series_name = $series_page.Title }}
                         {{ end }}
 
-                        <li><a href="{{ $series_path }}">{{ $series_name }} ({{ $taxonomy.Count }})</a></li>
+                        <li><a href="{{ $series_path | relLangURL }}">{{ $series_name }} ({{ $taxonomy.Count }})</a></li>
                     {{ end }}
                 </ul>
             </div>

layouts/shortcodes/series.html

@@ -1,7 +1,7 @@
 {{ $series_name := .Get 0 | urlize }}
 
 {{ range $key, $taxonomy := .Site.Taxonomies.series }}
-    {{ if eq $key $series_name }}
+    {{ if eq ($key | urlize) $series_name }}
     <ul>
         {{ range $taxonomy.Pages.ByDate }}
         <li hugo-nav="{{ .RelPermalink }}"><a href="{{ .Permalink }}">{{ .LinkTitle }}</a></li>