Vulcan/sample_settings.json

{
  "public": {

    "title": "Your site title",
    "tagline":"Your site tagline",

    "logoUrl": "http://placekitten.com/250/80",
    "logoHeight": "80",
    "logoWidth": "250",
    "faviconUrl": "/favicon.ico",

    "language": "en",
    "locale": "en",

    "twitterAccount": "foo",
    "facebookPage": "http://facebook.com/foo",

    "googleAnalytics": {
      "apiKey": "foo123"
    }

  },

  "defaultEmail": "hello@world.com",
  "mailUrl": "smtp://username%40yourdomain.mailgun.org:yourpassword123@smtp.mailgun.org:587/",

  "oAuth": {
    "twitter": {
      "consumerKey": "foo",
      "secret": "bar"
    },
    "facebook": {
      "appId": "foo",
      "secret": "bar"
    }
  }
}