Windows compiler warnings
FYI: MSVC currently gives the following warnings:
warning C4800: 'int' : forcing value to bool 'true' or 'false' (performance warning) (C:\Projects\ogs\GeoLib\PointVec.cpp) C:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\include\utility 144 1 GeoLib
warning C4800: 'int' : forcing value to bool 'true' or 'false' (performance warning) (C:\Projects\ogs\GeoLib\Surface.cpp) C:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\include\utility 144 1 GeoLib
warning C4244: 'initializing' : conversion from '__int64' to 'int', possible loss of data (C:\Projects\ogs\MathLib\LinAlg\Eigen\EigenLinearSolver.cpp) c:\projects\ogsbuild\external\eigen\src\eigen\eigen\src\SparseLU\SparseLU_SupernodalMatrix.h 236 1 MathLib
warning C4244: 'initializing' : conversion from '__int64' to 'int', possible loss of data (C:\Projects\ogs\MathLib\LinAlg\Eigen\EigenLinearSolver.cpp) c:\projects\ogsbuild\external\eigen\src\eigen\eigen\src\SparseLU\SparseLU_SupernodalMatrix.h 237 1 MathLib
warning C4244: 'initializing' : conversion from '__int64' to 'int', possible loss of data (C:\Projects\ogs\MathLib\LinAlg\Eigen\EigenLinearSolver.cpp) c:\projects\ogsbuild\external\eigen\src\eigen\eigen\src\SparseLU\SparseLU.h 733 1 MathLib
warning C4244: 'initializing' : conversion from '__int64' to 'int', possible loss of data (C:\Projects\ogs\MathLib\LinAlg\Eigen\EigenLinearSolver.cpp) c:\projects\ogsbuild\external\eigen\src\eigen\eigen\src\SparseLU\SparseLU.h 734 1 MathLib
warning C4267: '=' : converSMatrixReorderedOpenMP::amux': virtual function overrides 'MathLib::CRSMatrix<double,unsigned int>::amux', previous versions of the compiler did not override when parameters only differed by const/volatile qualifiers (C:\Projects\ogs\MathLib\LinAlg\Sparse\NestedDissectionPermutation\CRSMatrixReorderedOpenMP.cpp) C:\Projects\ogs\MathLib\LinAlg\Sparse\NestedDissectionPermutation\CRSMatrixReorderedOpenMP.h 28 1 MathLib