$ jekyll serve
Configuration file: D:.github.io/_config.yml
            Source: D:/.github.io
       Destination: D:/.github.io/_site
 Incremental build: disabled. Enable with --incremental
      Generating...
                    done in 0.326 seconds.
  Please add the following to your Gemfile to avoid polling for changes:
    gem 'wdm', '>= 0.1.0' if Gem.win_platform?
 Auto-regeneration: enabled for 'D:.github.io'
    Server address: 
http://127.0.0.1:4000/
  Server running... press ctrl-c to stop.
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