-DI tests
-Fixed directly serializing XmlElements
-Fixed incorrect NuGet targets on portable assembly
-Fixed using JTokenEqualityComparer with JProperties that have no value
-Fixed build
-Fixed MetadataHandling.ReadAhead bugs
-Added MetadataPropertyHandling.Ignore
-Incremented version to 6.0.4
-Removed unused file
-Documentation
Symbol chars used instead of single length strings
-Added Merge to LINQ to JSON
Merge pull request #338 from bbowyersmyth/chars

Symbol chars used instead of single length strings
ToCamelCase performance and memory tuning
Merge pull request #341 from bbowyersmyth/perf

ToCamelCase performance and memory tuning
-Code cleanup
-JProperty performance
-Improved property name escape skipping
-Merge demo
-Fixed WinRT build
-Build
Fixed codeplex issue 24176
-Fixed error in JTokenWriter when disposing after adding a duplicate property
-Fixed not validating JSON when deserializing with DataTableConverter