Hermitian/symmetric indefinite matrix, rook (v3)

Modules
	{he,sy}trf_rk: indefinite triangular factor
	la{he,sy}f_rk: indefinite triangular factor step
	{he,sy}tf2_rk: indefinite triangular factor, level 2
	syconvf: convert to/from hetrf to hetrf_rk format
	syconvf_rook: convert to/from hetrf_rook to hetrf_rk format

Detailed Description