Adding gruntfile and package json for build

Gruntfile.js

+/*
+ * WP CDN Rewrite
+ * https://github.com/voceconnect/cdn-rewrite
+ */
+
+'use strict';
+
+module.exports = function(grunt) {
+
+  // Project configuration.
+  grunt.initConfig({
+    "build": {
+      "production": ["composer:install:no-dev:optimize-autoloader:prefer-dist"],
+    }
+  });
+
+  //load the tasks
+  grunt.loadNpmTasks('grunt-voce-plugins');
+
+};
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package.json

+{
+    "name": "cdn-rewrite",
+    "description": "Allows you to rewrite the root url of assets, css, and js files.",
+    "version": "0.1.2",
+    "repository": {
+        "type": "git",
+        "url": "git@github.com:voceconnect/cdn-rewrite.git"
+    },
+    "bugs": {
+        "url": "https://github.com/voceconnect/cdn-rewrite/issues"
+    },
+    "devDependencies": {
+      "grunt-voce-plugins": "latest"
+    }
+}
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