persian 0.1.5+1

Utilities for Persian language/culture. Includes some String extensions and PersianDate class.

[0.1.5+1] - Int to Persian String conversion [Bug Fixed].

[0.1.5] - Int to Persian String conversion.

[0.1.4] - PersianDate.toString now returns string with Persian numbers.

[0.1.3] - Improves package health on pub.

[0.1.2] - Ditches dependency on Flutter and becomes a native dart package.

[0.1.1] - Adds example project.

[0.1.0] - Implements extensions methods.

[0.0.1] - Initial release.