Fix a docstring typo

Signed-off-by: Kai Blin <kai.blin@biotech.uni-tuebingen.de>
bump version

Signed-off-by: Kai Blin <kai.blin@biotech.uni-tuebingen.de>
tests: some PEP8 whitespace fixes

Signed-off-by: Kai Blin <kai.blin@biotech.uni-tuebingen.de>
tests: split up the testcases a bit

Signed-off-by: Kai Blin <kai.blin@biotech.uni-tuebingen.de>
tests: Add tests parsing actual sequence files

Signed-off-by: Kai Blin <kai.blin@biotech.uni-tuebingen.de>
bio.seqio: Prepare API for more robust sequence file parsing

Signed-off-by: Kai Blin <kai.blin@biotech.uni-tuebingen.de>