ENH: parallel: overhaul of parallel mapping

- redistributePar to have almost (complete) functionality of decomposePar+reconstructPar
- low-level distributed Field mapping
- support for mapping surfaceFields (including flipping faces)
- support for decomposing/reconstructing refinement data

bin/tools/CleanFunctions

@@ -3,7 +3,7 @@
 # \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
 #  \\    /   O peration     |
 #   \\  /    A nd           | Copyright (C) 2011-2014 OpenFOAM Foundation
-#    \\/     M anipulation  |
+#    \\/     M anipulation  | Copyright (C) 2015 OpenCFD Ltd.
 #------------------------------------------------------------------------------
 # License
 #     This file is part of OpenFOAM.
@@ -52,7 +52,10 @@ cleanTimeDirectories()
         rm -rf ./${timeDir} ./-${timeDir} > /dev/null 2>&1
         zeros="0$zeros"
     done
-    rm -rf ./[1-9]* ./-[1-9]* ./log ./log.* ./log-* ./logSummary.* ./.fxLock ./*.xml ./ParaView* ./paraFoam* ./*.OpenFOAM ./*.blockMesh ./.setSet > /dev/null 2>&1
+    rm -rf \
+        ./[1-9]* ./-[1-9]* ./log ./log.* ./log-* ./logSummary.* \
+        ./.fxLock ./*.xml ./ParaView* ./paraFoam* ./*.OpenFOAM ./*.blockMesh \
+        ./.setSet > /dev/null 2>&1
 }
 
 
@@ -68,6 +71,33 @@ cleanDynamicCode()
 }
 
 
+cleanSnappyFiles()
+{
+    rm -f \
+        constant/polyMesh/cellLevel \
+        constant/polyMesh/pointLevel \
+        constant/polyMesh/refinementHistory \
+        constant/polyMesh/level0Edge \
+        constant/polyMesh/surfaceIndex > /dev/null 2>&1
+    rm -f \
+        processor*/constant/polyMesh/cellLevel \
+        processor*/constant/polyMesh/pointLevel \
+        processor*/constant/polyMesh/refinementHistory \
+        processor*/constant/polyMesh/level0Edge \
+        processor*/constant/polyMesh/surfaceIndex > /dev/null 2>&1
+    rm -f \
+        constant/cellLevel \
+        constant/pointLevel \
+        0/cellLevel \
+        0/pointLevel > /dev/null 2>&1
+    rm -f \
+        processor*/constant/cellLevel \
+        processor*/constant/pointLevel \
+        processor*/0/cellLevel \
+        processor*/0/pointLevel > /dev/null 2>&1
+}
+
+
 cleanCase()
 {
     cleanTimeDirectories
@@ -83,26 +113,25 @@ cleanCase()
     rm -rf cuttingPlane > /dev/null 2>&1
     rm -rf system/machines > /dev/null 2>&1
 
+    # From mpirunDebug
+    rm -f gdbCommands  mpirun.schema
+
+    cleanSnappyFiles
     if [ -d constant/polyMesh ]
     then
         (cd constant/polyMesh && \
             rm -rf \
             allOwner* cell* face* meshModifiers* \
-            owner* neighbour* point* edge* \
-            cellLevel* pointLevel* refinementHistory* level0Edge* surfaceIndex* sets \
+            owner* neighbour* point* edge* sets \
             > /dev/null 2>&1 \
         )
     fi
-    (cd constant && \
-        rm -rf \
-        cellToRegion cellLevel* pointLevel* \
-        > /dev/null 2>&1 \
-    )
+    (cd constant && rm -rf cellToRegion > /dev/null 2>&1)
 
     rm -rf constant/tetDualMesh > /dev/null 2>&1
 
     rm -rf VTK > /dev/null 2>&1
-    rm -f 0/cellLevel 0/pointLevel 0/cellDist constant/cellDecomposition
+    rm -f 0/cellDist constant/cellDecomposition
 
     if [ -e constant/polyMesh/blockMeshDict.m4 ]
     then