old_contents: require('babel/polyfill');
  
  const environment = {
    development: {
      isProduction: false
    },
    production: {
      isProduction: true
    }
  }[process.env.NODE_ENV || 'development'];
  
  module.exports = Object.assign({
    host: process.env.HOST || 'localhost',
    port: process.env.PORT,
    apiHost: process.env.APIHOST || 'localhost',
    apiPort: process.env.APIPORT,
    app: {
      title: 'React Redux Example',
      description: 'All the modern best practices in one example.',
      head: {
        titleTemplate: 'React Redux Example: %s',
        meta: [
          {name: 'description', content: 'All the modern best practices in one example.'},
          {charset: 'utf-8'},
          {property: 'og:site_name', content: 'React Redux Example'},
          {property: 'og:image', content: 'https://react-redux.herokuapp.com/logo.jpg'},
          {property: 'og:locale', content: 'en_US'},
          {property: 'og:title', content: 'React Redux Example'},
          {property: 'og:description', content: 'All the modern best practices in one example.'},
          {property: 'og:card', content: 'summary'},
          {property: 'og:site', content: '@erikras'},
          {property: 'og:creator', content: '@erikras'},
          {property: 'og:image:width', content: '200'},
          {property: 'og:image:height', content: '200'}
        ]
      }
    },
  
  }, environment);
  
new_contents: require('babel/polyfill');
  
  const environment = {
    development: {
      isProduction: false
    },
    production: {
      isProduction: true
    }
  }[process.env.NODE_ENV || 'development'];
  
  const strings = {
    title: 'fiTTrail',
    description: 'Keep track of your fitness programme.',
    summary: 'fiTTrail gives you and your doctor a way to keep track of your fitness.',
    image: {
      url: '',
      width: '200',
      height: '200' },
    locale: 'en_US',
    creator: 'github.com/fiTTrail'
  }
  
  module.exports = Object.assign({
    host: process.env.HOST || 'localhost',
    port: process.env.PORT,
    apiHost: process.env.APIHOST || 'localhost',
    apiPort: process.env.APIPORT,
    app: {
      title: strings.title,
      description: strings.description,
      head: {
        titleTemplate: `${strings.title}: %s`,
        meta: [
          {name: 'description', content: strings.description},
          {charset: 'utf-8'},
          {property: 'og:site_name', content: strings.title},
          {property: 'og:image', content: strings.image.url},
          {property: 'og:locale', content: strings.locale},
          {property: 'og:title', content: strings.title},
          {property: 'og:description', content: strings.description},
          {property: 'og:card', content: strings.summary},
          {property: 'og:site', content: strings.creator},
          {property: 'og:creator', content: strings.creator},
          {property: 'og:image:width', content: strings.image.width},
          {property: 'og:image:height', content: strings.image.height}
        ]
      }
    },
  
  }, environment);
  
subject: Refactor strings out from config.js to eliminate duplication and update with fiTTrail strings