* Add type filtering feature
* fix implicit typed variable and lambda expression build error
* Add documentation
* Deserializer type filter should work on downcasted type
* add XML-DOC
* Update API Approval list
* Fix DictionarySerializerFactory to work with private or protected default constructor
* Add test cases for generic dictionary implementation with private and protected constructor
* Added support for DateTimeOffset as a primitive
* Corrected comment
* Corrected another comment
* Changed serialization of DateTimeOffset from ticks+minutes to ticks+ticks.