Fix graphical glitch when USER_LOGO_URL can't be retrieved
diff --git a/templates/base.html b/templates/base.html
index 422584b..a456134 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -108,7 +108,7 @@
     <div id="user_meta">
       <a href="{{ SITEURL }}">
         {% if USER_LOGO_URL %}
-        <img src="{{ USER_LOGO_URL }}" alt="logo" id="logo">
+        <img src="{{ USER_LOGO_URL }}" id="logo">
         {% endif %}
       </a>
       <h2><a href="{{ SITEURL }}" class="nohover">{{ SITENAME }}</a></h2>