Moved data folder inside tests folder

tests/data/data.hdf5

tests/data/dataNormalized.hdf5

tests/data/dataforMAP.hdf5

tests/data/faithful.torch3.hdf5

tests/data/faithful.torch3_f64.hdf5

tests/data/gmm.init_means.hdf5

tests/data/gmm.init_variances.hdf5

tests/data/gmm.init_weights.hdf5

tests/data/gmm_MAP.hdf5

tests/data/gmm_ML.hdf5

tests/data/gmm_ML_32bit_debug.hdf5

tests/data/gmm_ML_32bit_release.hdf5

tests/data/ivector_fit_data.hdf5

tests/data/ivector_gs1.hdf5

tests/data/ivector_gs2.hdf5

tests/data/ivector_ref_nosigma_step1.hdf5

tests/data/ivector_ref_nosigma_step2.hdf5

tests/data/ivector_ref_step1.hdf5

tests/data/ivector_ref_step2.hdf5

tests/data/ivector_results.hdf5