First version including image preprocessors

bob/bio/face/preprocessor/HistogramEqualization.py

bob/bio/face/preprocessor/INormLBP.py

bob/bio/face/preprocessor/SelfQuotientImage.py

bob/bio/face/preprocessor/TanTriggs.py

bob/bio/face/preprocessor/__init__.py

bob/bio/face/preprocessor/utils.py

bob/bio/face/test/__init__.py

bob/bio/face/test/data/cropped.hdf5

bob/bio/face/test/data/detected.hdf5

bob/bio/face/test/data/flandmark.hdf5

bob/bio/face/test/data/histogram_cropped.hdf5

bob/bio/face/test/data/inorm_lbp_cropped.hdf5

bob/bio/face/test/data/self_quotient_cropped.hdf5

bob/bio/face/test/data/tan_triggs_cropped.hdf5

bob/bio/face/test/data/tan_triggs_none.hdf5

bob/bio/face/test/data/testimage.jpg

bob/bio/face/test/data/testimage.pos

bob/bio/face/test/test_preprocessors.py

bootstrap-buildout.py

buildout.cfg