* Add M2 defaults and template skeleton

* add MaterialStateColor functionality to ActionTextColor (issue #110402)

* Add M2 defaults and template skeleton

* updated material 3 tokens

* Updated snackbar demo

* add theme tests

* add gen defaults

* formatting

* more whitespace fixes

* add widget type

* update docs

* code review changes

* Add line overflow functionality

* whitespace fixes

* update M3 animation

* whitespace fixes

* add insetPadding param

* Modifed icon parameter to showCloseIcon

* white space fixes

* test fixes

* rename iconColor to closeIconColor

* debug test fix

* de-britishification