Use rollup instead of webpack for the full build

config/rollup.js

@@ -0,0 +1,21 @@
+// Rollup configuration for the full build
+
+import noderesolve from 'rollup-plugin-node-resolve';
+import commonjs from 'rollup-plugin-commonjs';
+import {uglify} from 'rollup-plugin-uglify';
+import buble from 'rollup-plugin-buble';
+import sourcemaps from 'rollup-plugin-sourcemaps';
+
+export default {
+  input: 'src/index.js',
+  output: [
+    {file: 'build/ol.js', format: 'iife', sourcemap: true}
+  ],
+  plugins: [
+    noderesolve(),
+    commonjs(),
+    buble(),
+    uglify(),
+    sourcemaps()
+  ]
+};

config/webpack.js

@@ -1,14 +0,0 @@
-const webpack = require('webpack');
-const MinifyPlugin = require('babel-minify-webpack-plugin');
-
-module.exports = {
-  entry: './src/index.js',
-  output: {
-    filename: 'build/ol.js'
-  },
-  devtool: 'source-map',
-  plugins: [
-    new webpack.optimize.ModuleConcatenationPlugin(),
-    new MinifyPlugin()
-  ]
-};

package.json

@@ -18,7 +18,7 @@
     "build-examples": "webpack --config examples/webpack/config.js --env=prod",
     "build-index": "node tasks/generate-index",
     "prebuild": "npm run build-index",
-    "build": "webpack --config config/webpack.js",
+    "build": "rollup --config config/rollup.js",
     "presrc-closure": "npm run prebuild",
     "src-closure": "node tasks/transform-types",
     "pretypecheck": "npm run src-closure",
@@ -76,6 +76,12 @@
     "pixelmatch": "^4.0.2",
     "proj4": "2.4.4",
     "recast": "0.14.7",
+    "rollup": "0.59.4",
+    "rollup-plugin-buble": "0.19.2",
+    "rollup-plugin-commonjs": "9.1.3",
+    "rollup-plugin-node-resolve": "3.3.0",
+    "rollup-plugin-sourcemaps": "0.4.2",
+    "rollup-plugin-uglify": "4.0.0",
     "serve": "^7.0.0",
     "sinon": "^5.0.1",
     "url-polyfill": "^1.0.13",