-Fixed bad JSON in an array with error handling creating an infinite loop
-JsonTextReader no longer returns no content after consecutive underlying content read failures
-Changed default DefaultContractResolver.IgnoreSerializableAttribute to true
-Fixed MaxDepth on JsonReader recursively throwing error
-Fixed SerializationBinder.BindToName not being called with full assembly names
-Fixed JsonTextReader reading from a slow stream
-Fixed CultureInfo not being overridden on JsonSerializerProxy
-Fixed full trust security check in .NET 2.0 & .NET 3.5
-Improved writing JSON with indent performance
-Changed serializing ISerializable types under partial trust to error to fix security issue
-Fixed LinqBridge collision error in .NET 2.0 by moving types to a different namespace
-Fixed JObject.Keys error when object has no items
-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
-Changed collection type on JsonArrayContract to public
-Changed dictionary key type and dictionary value type on JsonDictionaryContract to public
-Fixed error handling when failing to parse array content
-Fixed error handling when there are missing required properties
-Improved JsonSerializer to cache contract/converters where possible to improve performance
-Improved JsonTextReader error message when additional JSON content found
-Fixed internal exception thrown when deserializing Decimal/DateTimeOffset/Byte lists
-Fixed various JsonTextReader bugs
-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
-Fixed JObject loading JSON with comments
-Fixed error when using a Specified property with no setter
-Fixed transient constructor error on Windows Phone 7
-Fixed deserializing null values into nullable generic dictionaries
-Added support for serialization event attributes on base classes
-Changed WriteEndObject, WriteEndArray, WriteEndConstructor on JsonWriter to be virtual
James Newton-King