updated utility names
renamed IARINF to i_scalar_infcheck
renamed IARNAN to i_scalar_nancheck
renamed DARACH1 d_1Darray_check
renamed DARACH2 d_2Darray_check
renamed DARCG22 d_rot2_vec2gen
renamed DARFGR d_rot2_fuse
renamed DARGTD d_rot2_swapdiag
renamed DARGTO d_rot2_turnover
renamed DARINF d_scalar_infcheck
renamed DARNAN d_scalar_nancheck
renamed DARSUE d_unimod1Darray_sort
renamed DTTEEV d_2x2array_eig
renamed ZARACH1 z_1Darray_check
renamed ZARACH2 z_2Darray_check
renamed ZARCG33 z_rot3_vec3gen
renamed ZARCG43 z_rot3_vec4gen
renamed ZARGTD z_rot3_swapdiag
renamed ZARGTO z_rot3_turnover
renamed ZARINF z_scalar_infcheck