- New feature - Added support for Immutable Collections
- New feature - Added WriteData and ReadData settings to DataExtensionAttribute
- New feature - Added reference and type name handling support to extension data
- New feature - Added default value and required support to constructor deserialization
- Change - Extension data is now written when serializing
- Fix - Added missing casts to JToken
- Fix - Fixed parsing large floating point numbers
- Fix - Fixed not parsing some ISO date timezones
- Fix - Fixed schema validation of integer value when type was number
- Fix - Fixed writing of IConvertible values when TypeCode returned was Object
- Fix - Fixed serializing proxy objects with no default constructor