nipy/nipype — pull request #614 by hjmjohnson (2013-07-18 19:17:19+00:00)
Title: BUG: initial_moving_transform_com needs default

The initial_moving_transform_com needs to be defaulted
to false in order to maintain backwards compatibility.

When this is not default = False, it results in

initial_moving_transform =
initial_moving_transform_com =

Error:
Registration requires a value for input 'invert_initial_moving_transform' because one of initial_moving_transform is set. For a list of required inputs, see Registration.help()