scattering-baseline-0:

  nucleon nucleon and pion nucleon scattering included, and technically tested to run.
  
  nucleon nucleon:
   - elastic for pp, np, pn, nn
   - resonance creation: ND, DD, ND*, DD*, NN*, DN* channels included
  
  pion nucleon:
   - elastic pi+-0 n/p scattering
   - piN->Resonance: D, D*, N* included.