-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 line details to JsonTextReader exception messages and JsonValidatingReader errors
-Change JsonSchemaGenerator to disable additional properties on sealed classes
-Fixed JsonSchemaGenerator to not output enum values and options for flag enums