* New feature - Added support for nullable reference types * New feature - Added KebabCaseNamingStrategy * Change - Package now uses embedded package icon * Fix - Fixed bug when merging JToken with itself * Fix - Fixed performance of calling ICustomTypeDescriptor.GetProperties * Fix - Fixed serializing Enumerable.Empty and empty arrays on .NET Core 3.0 * Fix - Fixed deserializing some collection types with constructor * Fix - Fixed deserializing IImmutableSet to ImmutableHashSet instead of ImmutableSortedSet * Fix - Fixed deserializing IImmutableDictionary to ImmutableDictionary instead of ImmutableSortedDictionary * Fix - Fixed deserializing into constructors with more than 256 parameters * Fix - Fixed hang when deserializing JTokenReader with preceding comment * Fix - Fixed JSONPath scanning with nested indexer * Fix - Fixed deserializing incomplete JSON object to JObject * Fix - Fixed using StringEnumConverter with naming strategy and specified values