Update .npmignore

.npmignore

@@ -3,3 +3,4 @@ test
 index.ts
 !dist
 !merkletree.js
+example

example/index.html

@@ -91,7 +91,7 @@
   </div>
   <script src="https://cdn.jsdelivr.net/npm/keccak256@latest/keccak256.js"></script>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/js-sha256/0.9.0/sha256.min.js"></script>
-  <script src="../merkletree.js"></script>
+  <script src="https://cdn.jsdelivr.net/npm/merkletreejs@latest/merkletree.js"></script>
   <script src="main.js"></script>
   <a href="https://github.com/miguelmota/merkletreejs" target="_blank"><img style="position: absolute; top: 0; right: 0; border: 0;" src="https://camo.githubusercontent.com/38ef81f8aca64bb9a64448d0d70f1308ef5341ab/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f6461726b626c75655f3132313632312e706e67" alt="Fork me on GitHub" data-canonical-src="https://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png"></a>
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "merkletreejs",
-  "version": "0.2.19",
+  "version": "0.2.20",
   "description": "Construct Merkle Trees and verify proofs",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",