Merge branch 'master' into enh/NewEPIArtifactCorrections

Author: oesteban

.travis.yml

@@ -4,7 +4,7 @@ python:
   - 2.7
 # Setup anaconda
 before_install:
-  - if [ ${TRAVIS_PYTHON_VERSION:0:1} == "2" ]; then wget http://repo.continuum.io/miniconda/Miniconda-3.0.0-Linux-x86_64.sh -O miniconda.sh; else wget http://repo.continuum.io/miniconda/Miniconda3-3.0.0-Linux-x86_64.sh -O miniconda.sh; fi
+  - if [ ${TRAVIS_PYTHON_VERSION:0:1} == "2" ]; then wget http://repo.continuum.io/miniconda/Miniconda-latest-Linux-x86_64.sh -O miniconda.sh; else wget http://repo.continuum.io/miniconda/Miniconda3-3.6.0-Linux-x86_64.sh -O miniconda.sh; fi
   - chmod +x miniconda.sh
   - ./miniconda.sh -b
   - export PATH=/home/travis/miniconda/bin:$PATH

nipype/interfaces/ants/segmentation.py

@@ -243,7 +243,8 @@ class N4BiasFieldCorrectionInputSpec(ANTSCommandInputSpec):
     save_bias = traits.Bool(False, mandatory=True, usedefault=True,
                             desc=('True if the estimated bias should be saved'
                                   ' to file.'), xor=['bias_image'])
-    bias_image = File(desc=('Filename for the estimated bias.'))
+    bias_image = File(desc=('Filename for the estimated bias.'),
+                      hash_files=False)
 
 
 class N4BiasFieldCorrectionOutputSpec(TraitedSpec):

nipype/interfaces/ants/tests/test_auto_N4BiasFieldCorrection.py

@@ -5,7 +5,8 @@
 def test_N4BiasFieldCorrection_inputs():
     input_map = dict(args=dict(argstr='%s',
     ),
-    bias_image=dict(),
+    bias_image=dict(hash_files=False,
+    ),
     bspline_fitting_distance=dict(argstr='--bsline-fitting [%g]',
     ),
     convergence_threshold=dict(argstr=',%g]',