old_contents: 
  module.exports = function() {
    'use strict';
  
    return {
  
      /**
       * Build destination folder name
       *
       * Where your static site will be place when you run `stello build`
       */
      dest: 'dist',
  
      /**
       * Force a stello action
       *
       * For example, `stello init` will normally refuse to run if the current
       * working directy is non-empty.
       */
      force: false,
  
      /**
       * Where source files live
       *
       * I.e. the non-node_modules and build related stuff... just styles, views,
       * and scrits
       */
      src: 'app',
  
      /**
       * Where `stello` looks for temporary files
       *
       * E.g. compiled handlebars templates, process stylesheets... that sort of
       * thing.
       */
      tmpDir: '.stello-tmp',
  
      /**
       * Your Trello developer API key
       *
       * Used to read info from your Trello board. Log in to Trello and visit the
       * Trello developer API keys page get get your key.
       *
       * @see https://trello.com/1/appKey/generate
       */
      trelloApiKey: '36b098cd2f27e59119805f49468cbe60',
  
      /**
       * The Trello token authirizing `stello` to read your information
       *
       * After getting your API key visit:
       * https://trello.com/1/authorize?key=***YOUR-KEY***&name=stello&scope=read&expiration=never&response_type=token
       * To generate an everlasting read only token that `stello` can use to pull
       * down your site content.
       *
       * @see https://trello.com/docs/gettingstarted/authorize.html
       */
      trelloToken : '06e598e6521e837bb3c9b7db6a6519dc48348b9ef97f8b186929c239f2d531fe',
  
      /**
       * URL to the board driving your stello site
       */
      trelloBoardUrl: 'https://trello.com/b/u4YdciVy/stello-boilerplate',
  
      /**
       * The name of the "Pages" list
       *
       * Cards on the first list with this name will be treated as pages on your
       * site.Name must match exactly.
       */
      trelloBoardPagesList: 'Pages',
  
      /**
       * The name of the "Blog" list
       *
       * Cards in the first list with this name will be treated as blog posts.
       * Name must match exactly.
       */
      trelloBoardBlogList: 'Blog'
  
    };
  };
  
new_contents: 
  module.exports = function() {
    'use strict';
  
    return {
  
      /**
       * Build destination folder name
       *
       * Where your static site will be place when you run `stello build`
       */
      dest: 'dist',
  
      /**
       * Write config to stdout rather than disk
       *
       * Mostly for testing the cli
       */
      dryRun: false,
  
      /**
       * Force a stello action
       *
       * For example, `stello init` will normally refuse to run if the current
       * working directy is non-empty.
       */
      force: false,
  
      /**
       * Where source files live
       *
       * I.e. the non-node_modules and build related stuff... just styles, views,
       * and scrits
       */
      src: 'app',
  
      /**
       * Where `stello` looks for temporary files
       *
       * E.g. compiled handlebars templates, process stylesheets... that sort of
       * thing.
       */
      tmpDir: '.stello-tmp',
  
      /**
       * Your Trello developer API key
       *
       * Used to read info from your Trello board. Log in to Trello and visit the
       * Trello developer API keys page get get your key.
       *
       * @see https://trello.com/1/appKey/generate
       */
      trelloApiKey: '36b098cd2f27e59119805f49468cbe60',
  
      /**
       * The Trello token authirizing `stello` to read your information
       *
       * After getting your API key visit:
       * https://trello.com/1/authorize?key=***YOUR-KEY***&name=stello&scope=read&expiration=never&response_type=token
       * To generate an everlasting read only token that `stello` can use to pull
       * down your site content.
       *
       * @see https://trello.com/docs/gettingstarted/authorize.html
       */
      trelloToken : '06e598e6521e837bb3c9b7db6a6519dc48348b9ef97f8b186929c239f2d531fe',
  
      /**
       * URL to the board driving your stello site
       */
      trelloBoardUrl: 'https://trello.com/b/u4YdciVy/stello-boilerplate',
  
      /**
       * The name of the "Pages" list
       *
       * Cards on the first list with this name will be treated as pages on your
       * site.Name must match exactly.
       */
      trelloBoardPagesList: 'Pages',
  
      /**
       * The name of the "Blog" list
       *
       * Cards in the first list with this name will be treated as blog posts.
       * Name must match exactly.
       */
      trelloBoardBlogList: 'Blog'
  
    };
  };
  
subject: Add option