delete stale webpack.config.js

This was obsoleted by #22 / a03b986 but mistakenly not deleted.

webpack.config.js

@@ -1,27 +0,0 @@
-const path = require('path');
-const webpack = require('webpack');
-const MinifyPlugin = require("babel-minify-webpack-plugin");
-
-module.exports = {
-  entry: './ui-src/index.js',
-  output: {
-    filename: 'bundle.js',
-    path: path.resolve(__dirname, 'ui-dist')
-  },
-  module: {
-    rules: [
-      { test: /\.png$/, loader: "file-loader" },
-      { test: /\.css$/, loader: "style-loader!css-loader" },
-    ]
-  },
-  plugins: [
-    new webpack.NormalModuleReplacementPlugin(
-        /node_modules\/moment\/moment\.js$/,
-        './min/moment.min.js'),
-    new webpack.IgnorePlugin(/\.\/locale$/),
-    new webpack.NormalModuleReplacementPlugin(
-        /node_modules\/moment-timezone\/index\.js$/,
-        './builds/moment-timezone-with-data-2012-2022.min.js'),
-    new MinifyPlugin({}, {})
-  ]
-};