added hierarchical workflow spm tutorial
added hierarchical workflow spm tutorial

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