sgmm2 → itf Relation

File in sgmm2	Includes file in itf
am-sgmm2.h	options-itf.h
decodable-am-sgmm2.h	decodable-itf.h
estimate-am-sgmm2-ebw.h	options-itf.h
estimate-am-sgmm2.h	options-itf.h
fmllr-sgmm2.h	options-itf.h