modified:   finiteVolume/cfdTools/general/MRF/MRFZone.C
modified:   finiteVolume/cfdTools/general/MRF/MRFZone.H
	modified:   ../tutorials/incompressible/MRFSimpleFoam/mixerVessel2D/constant/MRFZones

    - still not consistent for pd as does not include buoyancy effects

while(runTime.loop())
{
...
}

idiom.

Demonstrated in the shallowWaterFoam solver.