checkin in opus reference decoder

lib/opus/training/txt2hdf5.py

@@ -0,0 +1,12 @@
+#!/usr/bin/python
+
+from __future__ import print_function
+
+import numpy as np
+import h5py
+import sys
+
+data = np.loadtxt(sys.argv[1], dtype='float32')
+h5f = h5py.File(sys.argv[2], 'w');
+h5f.create_dataset('data', data=data)
+h5f.close()