redistributePar messes up zones

Summary

redistributePar produces different zones (e.g. faceZones, cellZones) if the zones are not in alphabetical order

Steps to reproduce

Allrun in attached case. Input has 0 faces in faceZone 'innerFz', after redistributePar it has 8 faces.

redistributePar-issue.tgz

Environment information

• OpenFOAM version : v2012

Possible fixes

Somewhere in fvMeshDistribute.C it can change the order of the zones. This might not be done consistently?

@Prashant @mark