Replace deprecated API endpoints (#326)

* extend query log config
* replace deprecated services
* replace more deprecated services
* implement equals for stats config

testdata/querylog_config.json

@@ -0,0 +1,8 @@
+{
+  "enabled": true,
+  "interval": 90,
+  "anonymize_client_ip": false,
+  "ignored": [
+    "foo.bar"
+  ]
+}

testdata/querylog_info.json

@@ -1,5 +0,0 @@
-{
-  "enabled": true,
-  "interval": 90,
-  "anonymize_client_ip": false
-}