[IGN-2684]Import / Export tag group settings

[mazeyrat]

+1 for this feature for 8.1, import will be very useful !

@PGriffith, perhaps a feature for:

Ignition Extensions - Convenience utilities for advanced users

Introducing a hopefully community-engaged effort to build a useful repository of scripting and other Ignition utilities for everyone to benefit from. Download the latest release from the Releases page and take advantage of the following functions: Scripting Functions system.util system.util.getContext(): Context A convenience function to retrieve the local "context" object, useful as an entrypoint to other advanced scripting. system.util.deepCopy(object): Object Converts a given Pyth…