New features

#2912840: Show visualization style select box and drawer configuration form on VisualN Resource widget form
#2896129: Add some more sample drawers (added Highcharts and Highcharts Bar drawers, JSON and XML adapters and resource formats)
#2914837: Introduce VisualNStyle::getDrawerPlugin() and use it for getting drawer instead of accessing VisualN Drawer Id directly and loading the plugin

Alpha release modified!

Development Release for on-going development, new features and bugfixes.

New versions of e-books and updated translations.

Beta 3 release with a minor change, adding basic s3 push logging.

This is the first Entity Reference Guards release. No major changes will be made, but feature additions, bug fixes, and small changes are welcome.