Fixed vulnerability issues (#21)

* fixed vulnerabilities

* fixed package.json

Author: vgenev

config/default.json

@@ -4,7 +4,13 @@
     "notificationInterval": 3,
     "oscilateEvents": ["NET_DEBIT_CAP_THRESHOLD_BREACH_EMAIL"]
   },
-  "healthCheckPort": 3080,
+  "PORT": 3080,
+  "centralLedgerAPI": {
+    "adminHost": "localhost",
+    "adminPort": 3001,
+    "apiHost": "localhost",
+    "apiPort": 3000
+  },
   "swaggerOptions": {
     "info": {
       "title": "Central notification system API Documentation",
@@ -100,4 +106,4 @@
   "HUB_PARTICIPANT": {
     "NAME": "Hub"
   }
-}
+}