Merge branch 'master' into enh/vbm

* master: (21 commits)
  Fixed error in _rotate_bvec that was adding an extra entry to the output rotated_bvecs file and offsetting the correction by one volume.
  add Bandpass to init
  homogenize name function accross interfaces
  fixing for new gen_filename autopep8
  autopep8
  few interfaces added, pep8
  add min version for bbr options
  pep8
  doctest
  Modified create_dmri_preprocessing to allow for pipeline use with and without fieldmap files  - Added use_fieldmap flag to create_dmri_preprocessing
  fixes
  inverse deformation field
  typo
  adding fsl6 options (bbr)
  fixing ApplyInverseDeformationOutputSpec bug
  Revert "simplify in_file"
  simplify in_file
  merge
  mock changes
  trailing comma fix
  ...
Merge branch 'master' into enh/vbm

* master: (24 commits)
  Doctests fix
  Fixed tests.
  in fact masking wasn't working, HistogramRegistration takes mask as numpy not nibabel
  allow similarity computation without mask
  Added [xor] metadata to afni.AutoTcorrelate
  added mask_source option to afni.AutoTcorrelate
  added mask_source option to afni.AutoTcorrelate
  fix fugue for not necessarly wanted output
  fix forward_warping input
  add Complex to __init__.py
  fix Complex doc
  fslcomplex interface + fix line removed inadvertently
  adding doctest to sigloss
  typo
  fixing abspath bug
  bugfix abspath
  added SigLoss to __init__
  added fsl sigloss to utils
  allow FUGUE to run without in_file
  allow FUGUE to run without in_file
  ...
try to fix dartel_template format bug
Merge branch 'enh/vbm' into testing

* enh/vbm:
  try to fix dartel_template format bug