added normalize with write only option
added normalize with write only option

git-svn-id: 24f545668198cdd163a527378499f2123e59bf9f@766 ead46cd0-7350-4e37-8683-fc4c6f79bf00

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