[fix] result template tag fix

searx/__init__.py

 
 base_result_template = """
 <div class="result">
-    <h3 class="result_title"><a href="{url}"{title}</a><h3>
+    <h3 class="result_title"><a href="{url}">{title}</a></h3>
     <p class="content">{content}<br />{url}</p>
 </div>
 """