remove algebraic operations from mat vec classes

MathLib/LinAlg/BLAS.cpp

MathLib/LinAlg/Eigen/EigenMatrix.h

MathLib/LinAlg/Eigen/EigenVector.h

MathLib/LinAlg/Lis/LisMatrix.cpp

MathLib/LinAlg/Lis/LisMatrix.h

MathLib/LinAlg/Lis/LisVector.cpp

MathLib/LinAlg/Lis/LisVector.h

MathLib/LinAlg/PETSc/PETScMatrix.h

MathLib/LinAlg/PETSc/PETScVector.cpp

MathLib/LinAlg/PETSc/PETScVector.h

MathLib/LinAlg/UnifiedMatrixSetters.cpp

NumLib/ODESolver/TimeDiscretization.h

Tests/MathLib/TestGlobalMatrixInterface.cpp

Tests/MathLib/TestGlobalVectorInterface.cpp

Tests/MathLib/TestLinearSolver.cpp