Added the deploy command to the npm scripts

Now you can run `npm run deploy` to deploy the site to Github pages (if you have access to do that).

Author: Sandstedt

package.json

@@ -5,7 +5,8 @@
   "private": true,
   "scripts": {
     "start": "vuepress dev docs --no-cache",
-    "build": "vuepress build docs --no-cache"
+    "build": "vuepress build docs --no-cache",
+    "deploy": ". deploy.sh"
   },
   "repository": {
     "type": "git",