Added homepage in package details

package.json

 {
   "name": "usp-js",
   "version": "0.4.2",
-  "description": "Helper library for easy usp communication using mqtt over tcp or ws.",
+  "description": "Library for easy usp(TR-369) communication using mqtt or ws.",
   "main": "node/index.js",
   "browser": "web/index.js",
   "scripts": {
@@ -28,6 +28,11 @@
     }
   ],
   "license": "BSD-3-Clause",
+  "homepage": "https://dev.iopsys.eu/websdk/usp-js#README.md",
+  "repository": {
+    "type": "git",
+    "url": "https://dev.iopsys.eu/websdk/usp-js.git"
+  },
   "dependencies": {
     "async-mqtt": "^2.6.1",
     "buffer": "^6.0.3",