message: package.json: fix broken CNAME in domain
diff: "dev-widget": "npm run dev:testnet-widget",
  "prod": "npm run dev:mainnet",
  "prod-widget": "npm run dev:mainnet-widget",
  - "deploy:pages": "npm run build:pages && gh-pages -d build-mainnet-pages",
  + "predeploy:pages": "npm run build:pages && echo staging.swaponline.site > build-mainnet-pages/CNAME",
  + "deploy:pages": "gh-pages -d build-mainnet-pages",
  "deploy:mainnet": "sh deploy",
  "dev:testnet": "cross-env CONFIG=testnet.dev nodemon",
  "dev:testnet-widget": "cross-env CONFIG=testnet.widget.dev nodemon",
  "dev:mainnet": "cross-env CONFIG=mainnet.dev nodemon",
  "dev:mainnet-widget": "cross-env CONFIG=mainnet.widget.dev nodemon",
  + "clean:pages": "rimraf ./build-mainnet-pages",
  "clean:testnet-local": "rimraf ./build-testnet-local",
  "clean:mainnet-local": "rimraf ./build-mainnet-local",
  "clean:testnet": "rimraf ./build-testnet",
  "copy:chrome-extension": "copy ./chrome-extension ./build-chrome-extension",
  "zip:chrome-extension-testnet": "bestzip ./build-chrome-extension/chrome-extension-testnet.zip ./build-chrome-extension/*",
  "zip:chrome-extension-mainnet": "bestzip ./build-chrome-extension/chrome-extension-mainnet.zip ./build-chrome-extension/*",
  - "build:pages": "npm run clean:mainnet && cross-env DEBUG=app:*,swap.core:* CONFIG=mainnet.pages.prod node ./bin/compile",
  + "build:pages": "npm run clean:pages && cross-env DEBUG=app:*,swap.core:* CONFIG=mainnet.pages.prod node ./bin/compile",
  "build:testnet": "npm run clean:testnet && cross-env DEBUG=app:* CONFIG=testnet.prod node ./bin/compile",
  "build:testnet-widget": "npm run clean:testnet-widget && cross-env DEBUG=app:* CONFIG=testnet.widget.prod node ./bin/compile",
  "build:mainnet": "npm run clean:mainnet && cross-env DEBUG=app:* CONFIG=mainnet.prod node ./bin/compile",
  