Resolve #29 & Add tests

Author: WinterCore

demos/src/Components/Demo.tsx

@@ -1,7 +1,7 @@
 import * as React from "react";
 import { hot } from "react-hot-loader/root";
 
-import PatternLock from "../../../lib/index.js";
+import PatternLock from "../../../src/index";
 
 class Demo extends React.Component {
 	state = {

demos/tsconfig.json

@@ -8,6 +8,6 @@
         "jsx"           : "react"
     },
     "include": [
-        "./demos/src/app.tsx"
+        "./src/app.tsx"
     ]
 }

jest.config.js

@@ -0,0 +1,4 @@
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'node',
+};