thresholds from Yusufu+Nicky
TrilTrigLogic from Yusufu

- replace TrilTrigLogic with the implementation from Yusufu (see email
  from today, subj "New SusyNt tag request *urgent*"). All the
  formatting is scrambled, so diff is not trivial.
- adjust Susy3LepCutflow to this implementation
merge in the 3L analysis changes