Merge branch 'fix-entry-points' into 'master'

bob/bio/base/config/algorithm/__init__.py

bob/bio/base/config/algorithm/bic.py

bob/bio/base/config/algorithm/distance_cosine.py

bob/bio/base/config/algorithm/distance_euclidean.py

bob/bio/base/config/algorithm/distance_hamming.py

bob/bio/base/config/extractor/__init__.py

bob/bio/base/config/extractor/linearize.py

bob/bio/base/config/preprocessor/__init__.py

bob/bio/base/config/preprocessor/filename.py

bob/bio/base/extractor/Linearize.py

bob/bio/base/extractor/__init__.py

bob/bio/base/preprocessor/Filename.py

bob/bio/base/preprocessor/__init__.py

bob/bio/base/test/test_algorithms.py

bob/bio/base/test/test_extractor.py

bob/bio/base/test/test_preprocessor.py

doc/py_api.rst

setup.py