Added HasSignature Property on EffectPassDescription
Added LastErrorString property on function linking graph
[Toolkit.Game] Added Unload(Type,string) method to ContentManager to match the Load method overloads (issue #324).
[Toolkit.Content] Made some ContentManager members protected to allow easier extensibility (issue #325).
[SharpDX] Fixed quaternion-to-axis formula (issue #328).
[Toolkit.Graphics] Adjust swapchain size according to composition scale on SwapChainPanel control
[Toolkit.Graphics] Adds support for SwapChainPanel CompositionScale

Fixes formatting and compile conditions in SwapChainGraphicsPresenter
Merge branch 'master_integration' of https://github.com/kobush/SharpDX into pr331
[SharpDX] Fixed compilation for WinRT platform, deleted an extension that already exists in WinRT 8.1.
[Toolkit.Samples] Retargeted WinRT 8 samples to WinRT 8.1 according to the new WinRT 8.1 support.
[Toolkit.Samples] Merged SharpDXToolkitSamples.Win81.sln projects into SharpDXToolkitSamples.sln as all samples are retargeted to Windows 8.1.
[Samples.WinRT] Retargeted WinRT 8 samples to WinRT 8.1.
[Toolkit.Input] Improved code comments and reordered members in MouseManager class.
[Toolkit.Graphics] Fixed effect parameters setting for arrays (issue #332).
[Toolkit.Game] Fixed RenderForm fullscreen behavior when changing AllowUserResizing property (issue #329).
Added Advanced Text renderer sample to demo how to apply effects/color on text layouts.
Merge branch 'samples' of https://github.com/mrvux/SharpDX into pr337
[Samples] Added AdvancedTextRenderingApp sample to SharpDXSamples solution.
Fix Simplify method (which needs only Simplified sink and not a full GeometrySink), as per:

http://msdn.microsoft.com/en-us/library/windows/desktop/dd742770(v=vs.85).aspx
Merge branch 'd2dfix' of https://github.com/mrvux/SharpDX into pr338
[Build] Update TeamCity build to support VS2013 and VS2012 (only for WP8)