expandable 2.2.2+3

A Flutter widget that can be expanded or collapsed by clicking on a header or an icon.

[2.2.2+3] - 06/09/2019

• Disabled the iconColor parameter until version 1.7.3 is published to stable.

[2.2.1] - 06/09/2019

• Added the optional iconColor parameter to ExpandablePanel.

[2.2.0] - 06/06/2019

• Added the optional headerAlignment parameter to ExpandablePanel.

[2.1.1] - 04/17/2019

• Added the optional key parameter to Expandable and ExpandablePanel.

[2.1.0] - 04/5/2019

• ExpandablePanel does not lose its state if its parent is rebuilt.
• Example file is moved to example folder for ease of running it.

[2.0.0] - 02/14/2019

• Eliminated the dependency on ScopedModel.
• Introduced ExpandableNotifier and ExpandableController.
• This is a breaking change. See README.md for details on migration from 1.x to 2.0.

[1.1.0] - 02/01/2019

• Added ExpandablePanel, a configurable expandable widget with optional header and icon.

[1.0.0] - 01/29/2019

• Initial release.