Adding build instructions

README.md

@@ -3,4 +3,11 @@ See the demo [here](http://marvelapp.github.io/devices.css/)
 # Usage
 In order to use a device, include devices.min.css at the top of your document and then go back to the [demo](http://marvelapp.github.io/devices.css/) and select the combination you want, and simply copy out the generated HTML. That's it!
 
-This will give you the device you selected, just like we use on Marvel. Use them, tweak them and improve however you want! Also sign up for [Marvel](http://marvelapp.com) if you haven't already because it's pretty good
+This will give you the device you selected, just like we use on Marvel. Use them, tweak them and improve however you want! Also sign up for [Marvel](http://marvelapp.com) if you haven't already because it's pretty good
+
+# Building
+
+```
+yarn
+yarn build
+```

package.json

@@ -4,7 +4,8 @@
   "description": "Marvel Devices",
   "main": "Gruntfile.js",
   "scripts": {
-    "test": "/"
+    "test": "/",
+    "build": "grunt"
   },
   "repository": {
     "type": "git",
@@ -18,6 +19,7 @@
   "devDependencies": {
     "autoprefixer": "^7.1.4",
     "grunt": "~0.4.5",
+    "grunt-cli": "^1.3.2",
     "grunt-contrib-compass": "~0.8.0",
     "grunt-contrib-uglify": "~0.4.0",
     "grunt-contrib-watch": "~0.6.1",