fix main entry point of package

package-lock.json

 {
   "name": "rpclibrary",
-  "version": "1.3.1",
+  "version": "1.3.8",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

package.json

   "name": "rpclibrary",
   "version": "1.3.8",
   "description": "rpclibrary is a websocket on steroids!",
-  "main": "./js/Index.js",
+  "main": "./js/src/RPCLibrary.js",
   "repository": {
     "type": "git",
     "url": "https://www.versioncontrol.me/frontwork-vendor/rpclibrary"
     "call",
     "library"
   ],
+  "author": "frontwork.me <frontwork.me@gmail.com>",
   "scripts": {
     "tsc": "tsc",
     "webpack": "webpack --config ./src/webpack.js",
     "test": "mocha js/test/Test.js",
     "docs": "typedoc --out docs ./src --readme ./README.md --plugin typedoc-plugin-markdown --mode file --hideBreadcrumbs --hideSources"
   },
-  "author": "frontwork.me <frontwork.me@gmail.com>",
   "license": "MIT",
   "devDependencies": {
     "@types/expect": "^1.20.4",