new decomposition option

applications/utilities/parallelProcessing/decomposePar/decomposeParDict

@@ -22,8 +22,9 @@ numberOfSubdomains  4;
 //- Keep owner and neighbour on same processor for faces in zones:
 // preserveFaceZones (heater solid1 solid3);
 
-method          simple;
+method          scotch;
 // method          hierarchical;
+// method          simple;
 // method          metis;
 // method          manual;
 
@@ -53,6 +54,9 @@ metisCoeffs
   */
 }
 
+scotchCoeffs
+{}
+
 manualCoeffs
 {
     dataFile    "decompositionData";