-Added DateTimeZoneHandling to control reading and writing DateTime time zone details
-Added reader/writer specific Formatting, DateFormatHandling and DateTimeZoneHandling to JsonSerializerSettings
-Added feature of reader/writer specific settings to be set on JsonReader/JsonWriter when serializing
-Added ReadAsDate to JsonReader
-Added ReadAsString to JsonReader
-Changed JsonTextReader to automatically read ISO strings as dates
-Refactored ReadAsXXX methods and reduce code redundancy
-Removed unused JsonDateTimeSerializationMode
-Fix boolean values sometimes being capitalized when converting to XML
-Fix error when deserializing ConcurrentDictionary
-Fix serializing some Uris
-Change KeyValurPairConverter to not rely on the order of the key and value properties
-Added Required.Always attribute validation when writing JSON as well reading
-Added TypeNameHandling.Auto to automatically write the type name when a value doesn't match the declared type
-Fixed reading multi-byte strings in BSON
-Added TypeNameAssemblyFormat property to JsonSerializer. Property controls whether .NET type names are written with a full or partial assembly name
-Added TypeNameHandling to JsonProperty attribute. Allows a type names to be included on an individual property basis
-Fixed serializing HashSet<T>
-Additional permission demands added to DynamicCodeGeneration flag
-Fixed error caused by property properties on a base class when reflecting a type
-Fixed property CanRead and CanWrite coming back as false when a base class property has a private getter/setter visibility
-Fix dictionary key encoding when serializing
-Fix WrappedDictionary being set to a property when deserializing
-Fix Silverlight serialization security error
-Changed class converter to be resolved from contract
-Changed built in converters to be resolved once when the contract is created. Big performance gain!
-Added IValueProvider, ReflectionValueProvider, DynamicValueProvider
-Added Dynamic.snk
-Added Required enum with options Default, AllowNull and Always
-Added serialization event support to Silverlight version
-Added Converter to JsonProperty for JsonConverter
-Changed IsRequired to Required enum
-Changed schema generator to allow for Required enum options
-Changed Silverlight project version to Silverlight 3
-Improved error message when JSON array encountered for object and vice-versa when deserializing
-Improved error message for converting types when deserializing
-Improved error message from getting and setting properties when serializing and deserializing
-Fixed empty string being converted to null when deserializing
-Removed dependency on Entity Framework and LINQ to SQL assemblies
-Move test serialization objects to TestObjects namespace
-Fixed JsonConvert to always write a floating point number with a decimal place
-Changed Type values to serialize and deserialize to type name string
-Fixed JsonWriter to allow objects and arrays to be written in a constructor
-Added JsonContainerAttribute with Id, Title and Description members. JsonObject and JsonArray inherit from this attribute
-Added JsonArrayAttribute. Has flag to control whether array can contain null items.
-Added IsRequired to JsonProperty
-Replaced protected method GetSerializableMembers with GetMemberMappings on JsonSerializer
-Fixed QuoteChar not getting set when parsing property name
-Added Load(JsonReader) to JProperty, JConstructor
-Fixed error when populating JProperty with content from collection
-Added the ability for JsonTokenWriter to write individual values as well as arrays and objects
-Added CreateReader to JToken
-Added FromObject to JToken
-Added ReadFrom to JToken
-Refactored JavaScriptConvert to not rely on DateTimeOffset when converting dates
-Refactored JsonSerializer to use new CreateInstance on ReflectionUtils
-Deleted JsonHandler
James Newton-King