averez-18-login: more visible message for people to login

meteor/mozdef.html

@@ -54,6 +54,13 @@ Anthony Verez averez@mozilla.com
     <div>
         {{#if currentUser}}
             {{>yield}}
+        {{else}}
+            <div class="container"><div class="row"><div class="col-md-2 col-md-offset-5">
+               <div class="alert alert-info alert-dismissible" role="alert">
+                   <button type="button" class="close" data-dismiss="alert"><span aria-hidden="true">&times;</span><span class="sr-only">Close</span></button>
+                   <strong>Please login</strong>
+               </div>
+            </div></div></div>
         {{/if}}
     </div>
 </template>