npm version bump 2.3.0

package.json

@@ -1,6 +1,6 @@
 {
   "name": "rpclibrary",
-  "version": "2.2.1",
+  "version": "2.3.0",
   "description": "rpclibrary is a websocket RPC library",
   "main": "./js/Index.js",
   "repository": {