Screenshot plugin

[atarantini]

Use PhantomJS or a 3rd party service to screenshot the webserver response. Image can be included in the JSON response in Base64:

{
  'website': u'http://acme.com/software/mini_httpd/',
  'version': '1.19',
  'vendor': 'ACME Labs', u'class': u'HTTP Server (embed)',
  'screenshot': 'dGhpcyBpcyBhbiBleGFtcGx...JsYSBibGEgYmxh='
}