HelperKit 1.3.3

Updated IDateTimeProvider interface:
Removed IDateTimeProvider Id field
Added DateTimeProvider class to easy create DateTimeProvider's

HelperKit v1.3.2

Added Memoizer extension method,
Added ITimeProvider interface and Extension Methods
Improved code coverage

HelperKit v1.3.0

Increased code coverage, minimal improvements

HelperKit v1.2.1

Extension function IsContainedOn can support IEnumerable and params

HelperKit version 1.2.0

Improved unit tests and validate that IsContainedOn can support params