Sometimes the filename 'arrow' is shorter (Fixes gh-1267)
Sometimes the filename 'arrow' is shorter (Fixes gh-1267)

Conflicts:
	nipype/interfaces/dcm2nii.py

iglpdc/nipype,sgiavasis/nipype,pearsonlab/nipype,pearsonlab/nipype,iglpdc/nipype,dgellis90/nipype,sgiavasis/nipype,FCP-INDI/nipype,FCP-INDI/nipype,FCP-INDI/nipype,carolFrohlich/nipype,dgellis90/nipype,pearsonlab/nipype,pearsonlab/nipype,carolFrohlich/nipype,mick-d/nipype,carolFrohlich/nipype,mick-d/nipype,sgiavasis/nipype,FCP-INDI/nipype,dgellis90/nipype,iglpdc/nipype,mick-d/nipype,dgellis90/nipype,sgiavasis/nipype,mick-d/nipype,carolFrohlich/nipype,iglpdc/nipype