Update brainsuite.py
Update brainsuite.py

Added l_outputs function to simplify insantiation of output names/reduce repetition in code
sgiavasis/nipype,sgiavasis/nipype,mick-d/nipype,sgiavasis/nipype,carolFrohlich/nipype,mick-d/nipype,FCP-INDI/nipype,FCP-INDI/nipype,mick-d/nipype,mick-d/nipype,sgiavasis/nipype,FCP-INDI/nipype,carolFrohlich/nipype,carolFrohlich/nipype,FCP-INDI/nipype,carolFrohlich/nipype