admin dropdown menu now left-justified

- before it overlapped with the logout button, now evenly spaced over

go/go/templates/layouts/navigation.html

@@ -27,7 +27,7 @@
       {% if user.is_staff and user|is_approved %}
       <li class="dropdown">
         <a href="#" class="dropdown-toggle" data-toggle="dropdown">Administration <i class="fa fa-caret-down fa-fw"></i></a>
-        <ul class="dropdown-menu">
+        <ul class="dropdown-menu dropdown-menu-left">
           <li><a href="{% url 'useradmin' %}">User Moderation <i class="fa fa-users fa-fw"></i></a></li>
           <li><a href="{% url 'signup' %}">Signup New Users <i class="fa fa-user-plus fa-fw"></i></a></li>
         </ul>