Fix a Color3.cs ToString formatting indexes.

Red was being excluded since the indexes start from 0, not 1.
[SharpDX] Reduced code duplication in string formatting for Color3 and extracted text to constant
[SharpDX.Tests] added unit test for MathUtil.Wrap methods
[SharpDX.Tests] fixed some test cases for MathUtilWrapTests
[SharpDX] Add properties for Rectangle/F size and corner positions
[SharpDX] Fix behavior of MathUtil.Wrap methods for int and floats
[SharpDX] Add a comment in MathUtil.Wrap tests for floats to point out that precision cannot be guaranteed and safely tested
[SharpDX] changed MathUtil.Wrap to throw exception if min argument is greater than max to avoid confusion as the correct behavior is not defined
[SharpDX] cleaned up ToString overloads for Color, Color4 and ColorBGRA structures
Merge branch 'master_integration' of https://github.com/shoelzer/SharpDX into pr133
[SharpDX] reordered members of Rectangle and RectangleF to meet code conventions
[SharpDX.Toolkit.Graphics] Added a bool flag in GraphicsDeviceManager to allow setting SharderResource flag for the depth buffer. Fix for isse #110
[Build] Fix nant release build to use SharpDX.build for building the package for release
[External] Update to nant 0.9.2
[Build] Fix samples reference to SharpDX assemblies when packaging with installer
[Toolkit] Make SharpDX.targets work with any 4.5.x framework
[Toolkit.Compiler] Use Assimp ImportFromFile instead of ImportFromStream to let assimp to be able to look up for mtl files for obj assets
[Toolkit] Refactor IContentReader to use ReaderContentParameters. Allow to load a custom Effect object with the content manager via Content.Load<CustomEffect>
[VisualStudio] Add SharpDX VisualStudio package with project templates for the Toolkit
[VisualStudio] Add Folder Content to the solution by default. Change template title