ENH: Added new ceeateZeroDirectory utility

Uses a system/caseProperties file to select templates from
etc/caseDicts/createZeroDirectoryTemplates to enable high-level setup
of a case.
See
- etc/caseDicts/createZeroDirectoryTemplates
- tutorials/preProcessing/createZeroDirectory

tutorials/preProcessing/createZeroDirectory/snappyMultiRegionHeater/Allrun

@@ -0,0 +1,39 @@
+#!/bin/sh
+cd ${0%/*} || exit 1    # run from this directory
+
+
+# Source tutorial run functions
+. $WM_PROJECT_DIR/bin/tools/RunFunctions
+
+rm -rf constant/polyMesh/sets
+
+runApplication blockMesh
+
+runApplication surfaceFeatureExtract
+
+runApplication snappyHexMesh -overwrite
+runApplication splitMeshRegions -cellZones -overwrite
+
+for i in bottomAir topAir heater leftSolid rightSolid
+do
+    runApplication changeDictionary -region $i
+    mv log.changeDictionary log.changeDictionary.$i 2>&1
+done
+
+runApplication decomposePar -allRegions
+
+runParallel createZeroDirectory 4
+
+#-- Run in parallel
+runParallel $(getApplication) 4
+
+# Reconstruct
+runApplication reconstructPar -allRegions
+
+
+echo
+echo "creating files for paraview post-processing"
+echo
+paraFoam -touchAll
+
+# ----------------------------------------------------------------- end-of-file