fix for error 'a template template parameter cannot have the same name as one of its template parameters'
fix for error 'a template template parameter cannot have the same name as one of its template parameters'

MRtrix3/mrtrix3,MRtrix3/mrtrix3,MRtrix3/mrtrix3,MRtrix3/mrtrix3,MRtrix3/mrtrix3,MRtrix3/mrtrix3