============================================================================
  
  ID ENGINEERING R&D TEAM, LG ELECTRONICS INC., PYEONGTAEK, KOREA
  Copyright(c) 2018 by LG Electronics Inc.. All rights reserved.
  
  Harmony API, for handling external device on webOS Signage platform
  
  Author          : signagesupport@lge.com
  Homepage        : http://webossignage.developer.lge.com
  Modified Date   : 2018-11-29
  Release Version : 1.30.2018-11-29
  
============================================================================


Release Note:


  Harmony 1.3
  - Support specific thermal printer model, from webOS Signage 4.0.
    - NP-3511
    - NP-3611

  Harmony 1.2
  - All APIs are singleton.
  - Support GPS device, from webOS Signage 3.2.
    - Yocto-GPS (for GPS)

  Harmony 1.1
  - Support Humidity, Light and Temperature device, from webOS Signage 3.0.
    - Yocto-Humidity (for Humidity)
    - Yocto-Temperature (for Temperature)
    - Yocto-Meteo (for Humidity and Temperature)
    - Yocto-Light-V3 (for Light)

  Harmony 1.0
  - Support GPIO, NFC and RFID device, from webOS Signage 2.0.
    - Numato 8 Channel USB GPIO Module With Analog Inputs (for GPIO)
    - ACR122U NFC Reader (for RFID)
    - DTAG100-PRO (for NFC)