STYLE: use standardized 0.orig/ for overset tutorials

applications/test/parallelOverset/heatTransfer/Allclean

 #!/bin/sh
-cd ${0%/*} || exit 1    # run from this directory
-
-# Source tutorial clean functions
+cd ${0%/*} || exit 1    # Run from this directory
 . $WM_PROJECT_DIR/bin/tools/CleanFunctions
 
 cleanCase
@@ -10,4 +8,4 @@ rm -f constant/polyMesh/zoneID
 
 rm -rf 0
 
-# ----------------------------------------------------------------- end-of-file
+#------------------------------------------------------------------------------

applications/test/parallelOverset/heatTransfer/Allrun.pre

 #!/bin/sh
+cd ${0%/*} || exit 1    # Run from this directory
 . $WM_PROJECT_DIR/bin/tools/RunFunctions
 
 runApplication blockMesh
@@ -11,7 +12,9 @@ runApplication subsetMesh box -patch hole -overwrite
 # Select cellSets
 runApplication -s zoneID topoSet
 
-rm -rf 0 && cp -r 0.org 0
+restore0Dir
 
 # Use cellSets to write zoneID
 runApplication setFields
+
+#------------------------------------------------------------------------------

tutorials/basic/overLaplacianDyMFoam/heatTransfer/Allclean

 #!/bin/sh
-cd ${0%/*} || exit 1    # run from this directory
-
-# Source tutorial clean functions
+cd ${0%/*} || exit 1    # Run from this directory
 . $WM_PROJECT_DIR/bin/tools/CleanFunctions
 
 cleanCase
@@ -10,4 +8,4 @@ rm -f constant/polyMesh/zoneID
 
 rm -rf 0
 
-# ----------------------------------------------------------------- end-of-file
+#------------------------------------------------------------------------------

tutorials/basic/overLaplacianDyMFoam/heatTransfer/Allrun

 #!/bin/sh
+cd ${0%/*} || exit 1    # Run from this directory
 . $WM_PROJECT_DIR/bin/tools/RunFunctions
 
 ./Allrun.pre
@@ -6,8 +7,10 @@
 # Run it for a bit
 
 # Serial
-#runApplication `getApplication`
+#runApplication $(getApplication)
 
 # Parallel
 runApplication decomposePar -cellDist
-runParallel `getApplication`
+runParallel $(getApplication)
+
+#------------------------------------------------------------------------------

tutorials/basic/overLaplacianDyMFoam/heatTransfer/Allrun.pre

 #!/bin/sh
+cd ${0%/*} || exit 1    # Run from this directory
 . $WM_PROJECT_DIR/bin/tools/RunFunctions
 
 runApplication blockMesh
@@ -11,7 +12,9 @@ runApplication subsetMesh box -patch hole -overwrite
 # Select cellSets
 runApplication -s zoneID topoSet
 
-rm -rf 0 && cp -r 0.org 0
+restore0Dir
 
 # Use cellSets to write zoneID
 runApplication setFields
+
+#------------------------------------------------------------------------------