Switch to webpack

Webapck actually supports loading input source maps and generally seems a lot
more solid then browserify (even if their website has an annoying animated
logo).

webpack.config.js

@@ -0,0 +1,25 @@
+var path = require('path');
+var webpack = require('webpack');
+
+module.exports = {
+    module: {
+        preLoaders: [
+            { test: /\.js$/, loader: "source-map-loader" }
+        ],
+        loaders: [
+            { test: /\.json$/, loader: "json" },
+            { test: /\.js$/, loader: "babel", include: path.resolve('./src') },
+        ]
+    },
+    resolve: {
+        alias: {
+            // alias any requires to the react module to the one in our path, otherwise
+            // we tend to get the react source included twice when using npm link.
+            react: path.resolve('./node_modules/react'),
+        },
+    },
+    plugins: [
+        new webpack.IgnorePlugin(/^olm/)
+    ],
+    devtool: 'source-map'
+};