PowhegControl Parameter changes, and bb4l SL fixes
This MR introduces:
- new parameter whichW for semilep bb4l
- renamed two parameters
use_OLP_Interface
ttJ and ttJ_MiNNLO -
width_correction
->widthCorrection
-
twidth_phsp
has now by default the same value astwidth
- changed the way semilep bb4l executable is called during event generation