add compression-webpack-plugin

Author: wg5946

template/package.json

@@ -32,6 +32,7 @@
     "babel-preset-stage-2": "^6.0.0",
     "babel-register": "^6.0.0",
     "chalk": "^1.1.3",
+    "compression-webpack-plugin": "^0.3.2",
     "connect-history-api-fallback": "^1.1.0",
     "css-loader": "^0.25.0",
     {{#lint}}