moving check_size_match, check_symmetric, constraint_tolerance out of stan/math/matrix_error_handling.hpp
moving check_pos_definite out of stan/math/matrix_error_handling.hpp
moving check_cov_matrix out of stan/math/matrix_error_handling.hpp
moving check_corr_matrix out of stan/math/matrix_error_handling.hpp
moving check_cov_matrix out of stan/math/matrix_error_handling.hpp
moving check_simplex out of stan/math/matrix_error_handling.hpp
moving check_ordered out of stan/math/matrix_error_handling.hpp
moving check_positive_ordered out of stan/math/matrix_error_handling.hpp
moving validate_non_ngative_index out of stan/math/matrix_error_handling.hpp
updating includes
updating includes