mono/MonoGame — pull request #1173 by nkast (2013-01-11 20:29:16+00:00)
Title: DepthStencilState was not setting ReferenceStencil

DepthStencilState was not setting ReferenceStencil which causes strange
results when using stencil masks with ReferenceStencil other than zero.
It now looks ok (similar to XNA) for my stencil shadow implementation.