message: adds webpack progress reports to hub builds
diff: "license": "MIT",
  "description": "Stock API server for the Cardstack tech stack.",
  "scripts": {
  - "build": "webpack",
  - "rebuild": "webpack --watch",
  + "build": "webpack --progress",
  + "rebuild": "webpack --watch --progress",
  "start": "run-p -c start:*",
  "start:server": "node -r source-map-support/register dist/hub.js server",
  "start:worker": "node -r source-map-support/register dist/hub.js worker",
  