popover 0.2.0

A popover is a transient view that appears above other content onscreen when you tap a control or in an area.

[0.2.0] - 04.04.2021.

• Migrate to NNBD.

[0.1.0] - 09.02.2021.

• BREAKING: Refactor popover implementation to have identical API to included in Flutter modal dialogs e.g. showCupertinoDialog
• docs: README updates
• docs: example application updates

[0.0.5] - 08.02.2021.

• Add Key key, barrierDismissible and showPopover.

[0.0.4] - 27.01.2021.

• Add arrowDyOffset, arrowDxOffset and contentDyOffset public parameters.

[0.0.3] - 21.01.2021.

• A child widget can be wrapped in InkWell or GestureDetector.

[0.0.2] - 18.01.2021.

• Update PopoverItem.
• Add PopoverDirection to exports.
• Add documentation.

[0.0.1] - 10.01.2021.

• Initial release.