add filter level to subscriber page
diff --git a/xos/core/xoslib/templates/xosCordSubscriber.html b/xos/core/xoslib/templates/xosCordSubscriber.html
index b7cb04d..dadf14f 100644
--- a/xos/core/xoslib/templates/xosCordSubscriber.html
+++ b/xos/core/xoslib/templates/xosCordSubscriber.html
@@ -21,7 +21,8 @@
   <tr><td class="xos-label-cell">Sliver Id:</td><td><%= model.attributes.sliver %></td></tr>

   <tr><td class="xos-label-cell">Firewall:</td><td><input type="checkbox" name="firewall_enable" <% if (model.attributes.firewall_enable) print("checked"); %>>Enable<br>

                                                                   <textarea name="firewall_rules" style="width:320px; height:80px"><%= model.attributes.firewall_rules %></textarea></td></tr>

-  <tr><td class="xos-label-cell">URL Filter:</td><td><input type="checkbox" name="url_filter_enable" <% if (model.attributes.url_filter_enable) print("checked"); %>>Enable<br>

+  <tr><td class="xos-label-cell">URL Filter:</td><td><input type="checkbox" name="url_filter_enable" <% if (model.attributes.url_filter_enable) print("checked"); %>>Enable

+                                                                  <input name="url_filter_level" value="<%= model.attributes.url_filter_level %>"><br>

                                                                   <textarea name="url_filter_rules" style="width:320px; height:80px"><%= model.attributes.url_filter_rules %></textarea><br>

                                                                   BBS Account: <%= model.attributes.bbs_account %></td></tr>

   <tr><td class="xos-label-cell">CDN:</td><td><input type="checkbox" name="cdn_enable" <% if (model.attributes.cdn_enable) print("checked"); %>>Enable</td></tr>