new file:   src/libgcm/rheology/decomposers/AnalyticalRheologyMatrixDecomposer.cpp
	modified:   src/libgcm/rheology/decomposers/AnalyticalRheologyMatrixDecomposer.hpp
	modified:   src/libgcm/rheology/decomposers/NumericalRheologyMatrixDecomposer.cpp
	modified:   src/libgcm/rheology/setters/PrandtlRaussPlasticityRheologyMatrixSetter.cpp
	modified:   src/libgcm/util/ThirdDegreePolynomial.cpp
	modified:   src/libgcm/util/ThirdDegreePolynomial.hpp