Merge branch 'enh/wrappers' into 'master'

CHANGELOG.rst

doc/fsl.utils.fslsub.rst

doc/fsl.utils.rst

doc/fsl.wrappers.fast.rst

doc/fsl.wrappers.rst

fsl/data/fixlabels.py

fsl/utils/fslsub.py

fsl/utils/path.py

fsl/utils/run.py

fsl/utils/tempdir.py

fsl/wrappers/__init__.py

fsl/wrappers/bet.py

fsl/wrappers/fast.py

fsl/wrappers/flirt.py

fsl/wrappers/wrapperutils.py

requirements-dev.txt

tests/__init__.py

tests/test_fsl_utils_path.py

tests/test_tempdir.py

tests/test_wrappers.py