-normalize outputs single string instead of one element list -added minimal get_input_info for level1
-normalize outputs single string instead of one element list
-added minimal get_input_info for level1

git-svn-id: 24f545668198cdd163a527378499f2123e59bf9f@922 ead46cd0-7350-4e37-8683-fc4c6f79bf00

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