Prepare for release v2.2.0

CHANGELOG.md

@@ -2,7 +2,7 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
-## [2.2.0] - Unreleased
+## [2.2.0] - 2018-01-01
 
 **Note:** This update uses new dependencies. Please update using the following command: `git pull && npm install`
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "magicmirror",
-  "version": "2.2.0-dev",
+  "version": "2.2.0",
   "description": "The open source modular smart mirror platform.",
   "main": "js/electron.js",
   "scripts": {