osgb_grid_5km.gpkg: every 5 km square of the Ordnance Survey British National Grid (TILE_NAME), from
Ordnance Survey's osbng-grids datasets (https://github.com/OrdnanceSurvey/osbng-grids), converted to a
GeoPackage by tools/build_grid.py in the plugin's repository.

Contains OS data (c) Crown copyright and database right.

Licensed under the Open Government Licence v3.0:
https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/

The HAS_DATA field ('t' where a source listed data for the square when the grid was built) comes from the
Environment Agency's Survey Data Download service, DataMapWales' LiDAR tile catalogues and the Scottish
Remote Sensing Portal's catalogue: (c) Environment Agency copyright and/or database right; Welsh
Government / Natural Resources Wales; Scottish Government; all under the Open Government Licence v3.0.
The data the plugin downloads is licensed by its source (mostly the Open Government Licence v3.0; some
Scottish surveys are for non-commercial use only, and the plugin shows their terms before downloading).

ni_place_names.json: towns and villages in Northern Ireland (name, council, latitude, longitude), from
Ordnance Survey of Northern Ireland's gazetteer (published on OpenDataNI).
(c) Crown copyright. Contains public sector information licensed under the terms of the Open Government
Licence v3.0.
