this is just adding a frequency axis everywhere basically

subrepo:
  subdir:   "subrepos/NetworkToolbox"
  merged:   "82cc9ec7"
upstream:
  origin:   "git@gitlab.inria.fr:acooman/NetworkToolbox.git"
  branch:   "master"
  commit:   "564a84d8"
git-subrepo:
  version:  "0.4.0"
  origin:   "https://github.com/ingydotnet/git-subrepo"
  commit:   "74339e8"

I remove this stupid stuff

now the code is  compatible with matlab a partir de 2016b