Simplify the XNAT data sink.
Simplify the XNAT data sink.

mick-d/nipype,glatard/nipype,arokem/nipype,grlee77/nipype,dmordom/nipype,carolFrohlich/nipype,blakedewey/nipype,carolFrohlich/nipype,sgiavasis/nipype,dgellis90/nipype,JohnGriffiths/nipype,FCP-INDI/nipype,dmordom/nipype,grlee77/nipype,JohnGriffiths/nipype,mick-d/nipype,wanderine/nipype,blakedewey/nipype,arokem/nipype,pearsonlab/nipype,JohnGriffiths/nipype,Leoniela/nipype,carolFrohlich/nipype,blakedewey/nipype,gerddie/nipype,FCP-INDI/nipype,carlohamalainen/nipype,fprados/nipype,iglpdc/nipype,sgiavasis/nipype,dgellis90/nipype,carlohamalainen/nipype,glatard/nipype,iglpdc/nipype,pearsonlab/nipype,fprados/nipype,rameshvs/nipype,dgellis90/nipype,blakedewey/nipype,pearsonlab/nipype,mick-d/nipype,carlohamalainen/nipype,dgellis90/nipype,rameshvs/nipype,FCP-INDI/nipype,grlee77/nipype,wanderine/nipype,mick-d/nipype_source,rameshvs/nipype,gerddie/nipype,wanderine/nipype,gerddie/nipype,rameshvs/nipype,JohnGriffiths/nipype,Leoniela/nipype,arokem/nipype,mick-d/nipype,mick-d/nipype_source,gerddie/nipype,fprados/nipype,glatard/nipype,arokem/nipype,iglpdc/nipype,mick-d/nipype_source,pearsonlab/nipype,grlee77/nipype,FCP-INDI/nipype,wanderine/nipype,glatard/nipype,Leoniela/nipype,sgiavasis/nipype,sgiavasis/nipype,iglpdc/nipype,carolFrohlich/nipype,dmordom/nipype