add version and license banner to packaged files

package.json

@@ -10,9 +10,9 @@
     "test:debug": "DEBUG=genscrape:* npm test",
     "coverage": "istanbul cover ./node_modules/mocha/bin/_mocha -- --recursive",
     "coveralls": "istanbul cover ./node_modules/mocha/bin/_mocha --report lcovonly -- --recursive && cat ./coverage/lcov.info | coveralls && rm -rf ./coverage",
-    "build": "mkdir -p dist && npm run build:full && npm run build:min",
-    "build:full": "webpack --output-library genscrape src/main.js dist/genscrape.js",
-    "build:min": "webpack --output-library genscrape --optimize-minimize src/main.js dist/genscrape.min.js",
+    "build": "mkdir -p dist && npm run build:dev && npm run build:min",
+    "build:dev": "webpack",
+    "build:min": "webpack --min",
     "prepublish": "npm test && npm run build"
   },
   "repository": {
@@ -34,10 +34,12 @@
     "gedcomx-js": "2.1.0"
   },
   "devDependencies": {
+    "bannerjs": "^1.0.5",
     "chai": "3.5.0",
     "coveralls": "2.11.9",
     "istanbul": "0.4.3",
     "jsdom": "9.5.0",
+    "minimist": "^1.2.0",
     "mocha": "3.1.0",
     "nock": "8.0.0",
     "webpack": "^1.13.1"

webpack.config.js

@@ -0,0 +1,22 @@
+var bannerjs = require('bannerjs'),
+    webpack = require('webpack'),
+    argv = require('minimist')(process.argv);
+
+module.exports = {
+  entry: './src/main.js',
+  output: {
+    filename: 'genscrape.js',
+    path: __dirname + '/dist',
+    library: 'genscrape',
+    libraryTarget: 'umd'
+  },
+  plugins: [
+    new webpack.BannerPlugin(bannerjs.onebanner(), {raw: true})
+  ]
+};
+
+// Add minification, enabled by a cli flag
+if(argv.min){
+  module.exports.plugins.push(new webpack.optimize.UglifyJsPlugin());
+  module.exports.output.filename = 'genscrape.min.js';
+}