[WinDX] IsMouseVisible in-bounding bug fix
[WinDX] IsMouseVisible in-bounding bug fix
[WinGL] IsMouseVisible in-bounding bug fix
[WinGL] IsMouseVisible in-bounding bug fix
[WinDX] small fix
[WinGL] small fix
Bugfix: DirectX effect files used sampler states in wrong order.

Sampler info stores textureSlot and samplerSlot separately.
SamplerStateInfo._dirty is true per default to always create a sampler state.
Rebuilt stock effects.
Incremented MGFX version.
Bugfix: SamplerStateInfo._dirty must always be set when a property is changed.
Merge pull request #1460 from xanather/develop

[WinDX] + [WinGL]: IsMouseVisible in-bounding bug fix
Merge pull request #1461 from DigitalRune/samplerfix

Bugfix: DirectX effect files used sampler states in wrong order.