Use dependency for RNG library

package.json

@@ -1,6 +1,6 @@
 {
     "name": "minesweeper",
-    "version": "0.0.2",
+    "version": "0.0.3",
     "description": "Just Minesweeper!",
     "author": "Felix W. Dekker",
     "browser": "dist/bundle.js",
@@ -16,7 +16,8 @@
         "deploy": "grunt deploy"
     },
     "dependencies": {
-        "@fwdekker/template": "^0.0.18"
+        "@fwdekker/template": "^0.0.18",
+        "random-js": "^2.1.0"
     },
     "devDependencies": {
         "grunt": "^1.2.1",

src/main/index.html

@@ -58,9 +58,6 @@
 
 
 <!-- Scripts -->
-<script src="https://cdnjs.cloudflare.com/ajax/libs/random-js/1.0.8/random.min.js"
-        integrity="sha512-C/21kASTZDv173aY5ERBPWuV9JVne9nhII/ZA7NIGhuPVCtGK5WnD6wzQ7dlQajXvu3003cojqouByxh+Fh3kg=="
-        crossorigin="anonymous"></script>
 <script src="bundle.js"></script>
 </body>
 </html>

src/main/js/index.js

@@ -1,4 +1,5 @@
 import {$, doAfterLoad, footer, header, nav} from "@fwdekker/template";
+import {MersenneTwister19937, Random} from "random-js";
 
 
 const logArea = document.getElementById("logArea");
@@ -454,9 +455,10 @@ class Cell {
  * @returns {*[]} the array that was given to this function to shuffle
  */
 function shuffleArrayInPlace(array, seed = undefined) {
-    const engine = Random.engines.mt19937();
-    engine.autoSeed();
-    if (seed !== undefined) engine.seed(seed);
+    const engine = seed === undefined
+        ? MersenneTwister19937.autoSeed()
+        : MersenneTwister19937.seed(seed);
+
     return new Random(engine).shuffle(array);
 }