subroutine module_bl_mynn::scale_aware	(	real, intent(in)	dx,
		real, intent(in)	PBL1,
		real, intent(out)	Psig_bl,
		real, intent(out)	Psig_shcu
	)

NOTES ON SCALE-AWARE FORMULATION: JOE: add scale-aware factor (Psig) here, taken from Honnert et al. (2011, JAS) and/or from Hyeyum Hailey Shin and Song-You Hong (2013, JAS)

Referenced by mynn_bl_driver().