[MediaFoundation]Bug fix in Transform.ProcessOutput return value
[SharpDX] Add Resource.FromMemory overloads to load textures from unmanaged memory

By avoiding byte[], and using unmanaged memory, we will have more
control over the disposal of intermediate buffers.
[Toolkit.Graphics] Improved GamePlatform to work over RDP with Desktop platform, same as for WinRT
[Toolkit.Graphics] Reduced code duplication
[Toolkit.Graphics] Add WorldView as a predefined Effect parameter for Model.Draw
[Toolkit.Graphics] Add Effect.DefaultParameters and EffectDefaultParameters class to handle automatically default parameters for custom effects (World, View, WorldViewProjection, ViewProjection...etc) when using Model.Draw method with a custom effect (on override or per mesh part)
[Toolkit] Improve GC performance by fixing a couple of possible allocation hotspots
[DirectWrite.Samples] Fixed CustomLayout sample
[Samples.Win8] fixed memory leak
[Toolkit.Graphics] Removed garbage generation during SpriteFont.ForEachGlyph calls
[Toolkit.Graphics] Fix issue with wrong slots being assigned in EffectPass
giving the thread a name, easier for debugging