anchor.diff:  "HTC", "EVO 4G, EVO Shift 4G", "Phone"
   "HTC", "EVO 4G LTE", "Phone"
   "HTC", "EVO Design 4G", "Phone"
  +"HTC", "Flyer", "Tablet"
   "HTC", "Incredible S", "Phone"
   "HTC", "Inspire 4G", "Phone"
   "HTC", "Jetstream LTE", "Phone"
  
positive.code: manufacturer, device, platform
  "HTC", "Amaze, 4G", "Phone"
  "HTC", "Desire S", "Phone"
  "HTC", "Desire HD (AT&T Inspire 4G)", "Phone"
  
negative.code: "Sony Ericsson", "Xperia Play", "Phone"
  "Sony Ericsson", "Xperia Pro", "Phone"
  "Sony Ericsson", "Xperia Ray", "Phone"
  "Sony", "Tablet S", "Tablet"
  "Sony", "Xperia S", "Phone"
  "Toshiba", "AT 200", "Tablet"
  "Toshiba", "Excite 7.7, 10, 13", "Tablet"
  "Toshiba", "Thrive", "Tablet"
  "Viewsonic", "G Tablet", "Tablet"
  
  