cool_ext 2.3.0

cool_ext: ^2.3.0 copied to clipboard

1. DevConsole, IterableExt, DynamicExt utils added
2. Lints enabled

1. intl package dependency removed

1. License file updated

1. fluttertoast package dependency removed. It was used only in CoolUtil.clipboardCopyableText() method to show toast after copying test. This method was modified to give a call back after the copy operation.
2. It was felt that it is not worth having this package dependency for this small purpose. Also, the default toast style of this fluttertoast may not match with the overall application. Hence removal was given importance and removed

Initial release with below utilities #

1. BuildContext Additional methods
2. Date utilities
3. General Utilities
4. String Additional Methods
5. One liners to show Toast
6. Lot of UI Utilies
7. Widget Additional Methods
8. WidgetRefresher widget
9. WidgetReplacer widget