revert enum to bool

Author: josephmje

nipype/interfaces/fsl/epi.py

@@ -643,8 +643,8 @@ class EddyInputSpec(FSLCommandInputSpec):
         desc=('Final resampling method (jacobian/least '
               'squares)'))
 
-    repol = traits.Enum(
-        True, argstr='--repol', desc='Detect and replace outlier slices')
+    repol = traits.Bool(
+        False, argstr='--repol', desc='Detect and replace outlier slices')
     outlier_nstd = traits.Int(
         argstr='--ol_nstd',
         desc='Number of std off to qualify as outlier',
@@ -726,8 +726,8 @@ class EddyInputSpec(FSLCommandInputSpec):
         xor=['slice_order'],
         min_ver='6.0.1')
 
-    estimate_move_by_susceptibility = traits.Enum(
-        True,
+    estimate_move_by_susceptibility = traits.Bool(
+        False,
         argstr='--estimate_move_by_susceptibility',
         desc='Estimate how susceptibility field changes with subject movement',
         min_ver='6.0.1')
@@ -759,7 +759,7 @@ class EddyInputSpec(FSLCommandInputSpec):
               'date are acquired on a set of b-value '
               'shells'))
 
-    use_cuda = traits.Enum(True, desc='Run eddy using cuda gpu')
+    use_cuda = traits.Bool(False, desc='Run eddy using cuda gpu')
     cnr_maps = traits.Bool(
         False, desc='Output CNR-Maps', argstr='--cnr_maps', min_ver='5.0.10')
     residuals = traits.Bool(