ENH: Various improvements.
+ No fatal error on triSurfaceTools::surfaceSide, commented out WarningIn. + Make cellSizeControlSurfaces look for a GREAT span for the nearest surface point. + Identify and limit filtering on single internal face cells in polyMesh quality assessment. + Create cellSet of remaining protruding cells after polyMesh creation. + Implemented wellOutside function by generalising wellInside to wellInOutSide.