fix posted comment URL

layout/comment.html

@@ -14,10 +14,10 @@
             <input class="hidden" id="token" name="token" type="text" placeholder="Blog"
                 value="{{ stacosys_token }}">
             <input class="hidden" id="url" name="url" type="text" placeholder="Article"
-                value="/{{ post_url }}/">
+                value="/{{ post_url }}">
             <label class="remarque">Remarque</label>
-            <input class="remarque" name="remarque" 
+            <input class="remarque" name="remarque"
-                pattern="[a-z0-9._%+-]+@[a-z0-9.-]+\.[a-z]{2,4}$" 
+                pattern="[a-z0-9._%+-]+@[a-z0-9.-]+\.[a-z]{2,4}$"
                 placeholder="nom@domaine.com">
         </fieldset>
         <fieldset>