Base setup to support box-icon custom element

- added new dependencies to support building custom element
- added webpack configuration
- added source file for box-icon element
- create two new css files with content from css/boxicon.css for
  animation and transformations

webpack.config.js

@@ -1,7 +1,50 @@
 const webpack = require('webpack');
+const packageJson = require('./package.json');
 
 module.exports = {
   entry: `${__dirname}/src/index.js`,
-  
-
-};
+  output: {
+    library: 'BoxIconElement',
+    libraryTarget: 'umd',
+    filename: 'box-icon-element.js',
+  },
+  devtool: 'source-map',
+  module: {
+    rules: [
+      {
+        test: /\.js$/,
+        loader: 'babel-loader',
+        options: {
+          babelrc: false,
+          presets: [
+              ['env', { modules: false, targets: { uglify: true } }],
+          ],
+          plugins: [
+            ['babel-plugin-transform-builtin-classes', {
+              globals: ['Array', 'Error', 'HTMLElement'],
+            }],
+          ],
+        },
+      },
+      {
+        test: /\.css$/,
+        use: [
+            { loader: 'to-string-loader' },
+          {
+            loader: 'css-loader',
+            options: {
+              camelCase: true,
+            },
+          },
+        ],
+      },
+    ],
+  },
+  plugins: [
+    new webpack.DefinePlugin({
+      'BUILD.DATA': {
+        VERSION: JSON.stringify(packageJson.version),
+      },
+    }),
+  ],
+};