Update WebRefiner configuration format
diff --git a/assets/web_refiner/web_refiner.conf b/assets/web_refiner/web_refiner.conf
index 4500593..03d3598 100644
--- a/assets/web_refiner/web_refiner.conf
+++ b/assets/web_refiner/web_refiner.conf
@@ -3,15 +3,24 @@
   "update": {},
   "subscriptions": [
     {
-      "name"            : "AdFilter",
+      "name"            : "Malware Domains Filter",
+      "category"        : "MALWARE_DOMAINS",
       "format"          : "WebRefiner 1.0",
-      "url"             : "None",
+      "url"             : "none",
       "expiration"      : "5 days"
     },
     {
-      "name"            : "PrivacyFilter",
+      "name"            : "Privacy Filter",
+      "category"        : "TRACKERS",
       "format"          : "WebRefiner 1.0",
-      "url"             : "None",
+      "url"             : "none",
+      "expiration"      : "5 days"
+    },
+    {
+      "name"            : "Ad Filter",
+      "category"        : "ADS",
+      "format"          : "WebRefiner 1.0",
+      "url"             : "none",
       "expiration"      : "5 days"
     }
   ]