Added Support for TouchPortal SDK 4

1.6.1 (1/10/2022)

• Fixed connectorUpdate method
  • connectorValue needs to be a string
  • connectorId provided prefix eg "pc_yourpluginid_"

1.6 (8/26/2021)

• Notification (https://www.touch-portal.com/api/index.php?section=notifications)
  • Added notificationOptionClicked events to class TYPES
  • Added showNotification() method
• Connector can be used as silder (https://www.touch-portal.com/api/index.php?section=connectors)
  • Added connectorChange events to class TYPES
  • Added connectorUpdate method
• Client and Tools classes can now be imported separately as submodules.
• Added and updated lots of API documentation in code using Python "docstrings."
  • Reference docs now published at https://KillerBOSS2019.github.io/TouchPortal-API/