Add a function to read features with generators

bob/bio/base/algorithm/BIC.py

bob/bio/base/algorithm/Distance.py

bob/bio/base/algorithm/LDA.py

bob/bio/base/algorithm/PLDA.py

bob/bio/base/script/fuse_scores.py

bob/bio/base/test/test_utils.py

bob/bio/base/utils/io.py

version.txt