Merge branch 'maint/0.3'
Merge branch 'maint/0.3'
Merge branch 'maint/0.3'
Merge branch 'maint/0.3'
Merge branch 'maint/0.3'
Merge branch 'maint/0.3'

* maint/0.3: (29 commits)
  updated change list
  improved comments
  corrected max name
  corrected swap parameter
  typos
  added crucial direction inversion
  diffusion tutorials cleanup
  DTK cleanup
  tutorial finally works
  corrected gradient matrix generation
  ODF tutorial
  refactored ODF interfaces
  Added PlotMotionParams example to fsl_tutorial2
  Added interfaces for fsl_tsplot
  Added rms files to MCFLIRT input and output specs
  Added design and cov pngs to FEATModel output spec
  Adding tsplot interface tests
  updated tutorial to use DTK tracker and spline filter
  updated import to expose new classes
  Added DTI tracker and spline filter
  ...
Merge branch 'maint/0.3'

* maint/0.3:
  fixed references to traits.File
Merge branch 'subject_id_depracated'
Merge branch 'maint/0.3'

* maint/0.3:
  BUG: identity interface could not pass inputs that failed a boolean check
Merge branch 'maint/0.3'

* maint/0.3:
  changed makefile to use new dti tutorial name
Merge branch 'maint/0.3'

* maint/0.3:
  mention dcm2nii
  added dcm2nii interface with limited functionality
Merge branch 'maint/0.3'

* maint/0.3:
  updated changes
  BF: nested workflows expand appropriately
Merge branch 'maint/0.3'

* maint/0.3:
  fixed docstrings indentation
  fixed some typos
  example2rst of the new tutorial
  added reference to the new tutorial
  added tutorial for the Dartmouth Workshop
  typo fix
  corrected a typo
  added infor about subject_id deprecation to ModelSpec
  removed subject_id from ModelSpec
  - removed subject_id from ModelSpec
  make subject_id in modelspec depracated
Merge branch 'maint/0.3' of github.com:nipy/nipype
Merge branch 'master' of github.com:nipy/nipype
Merge branch 'maint/0.3'
Merge branch 'maint/0.3'

* maint/0.3:
  BF: iterables doesn't result in unpredictable nesting
Merge branch '0.3.3' (early part)

* '0.3.3' (early part):
  BF: split works on nifti files
  BF: fixed split option in mri_convert
  fixed tests
  describe API changes due to spm.Threshold refactor
  cosmetic changes
  add pre_topo_fdr_map
  adapting tutorials to API changes
  refactored thresholding interface (has fewer dependencies and should be faster)
Merge commit '0.3.3'

* commit '0.3.3':
  Releasing 0.3.3
fixed changelist in master