Add email images to webpack

webapp/webpack.config.js

@@ -77,7 +77,9 @@ var config = {
         }),
         htmlExtract,
         new CopyWebpackPlugin([
-            {from: 'images/emoji', to: 'emoji'}
+            {from: 'images/emoji', to: 'emoji'},
+            {from: 'images/logo-email.png', to: 'images'},
+            {from: 'images/circles.png', to: 'images'}
         ]),
         new webpack.LoaderOptionsPlugin({
             minimize: !DEV,