remove preprocess directory

Author: oesteban

nipype/workflows/dmri/preprocess/__init__.py

@@ -1,6 +1,7 @@
 # emacs: -*- mode: python; py-indent-offset: 4; indent-tabs-mode: nil -*-
 # vi: set ft=python sts=4 ts=4 sw=4 et:
 
+
 def configuration(parent_package='', top_path=None):
     from numpy.distutils.misc_util import Configuration