TUT: basic, IO, preProcessing, VV: clean up tutorials

- TUT: mesh: add missing SnakeRiverCanyon files
- TUT: mesh: add missing cp source in a foamyHexMesh tutorial

tutorials/preProcessing/createZeroDirectory/snappyMultiRegionHeater/Allrun

@@ -3,31 +3,32 @@ cd "${0%/*}" || exit                                # Run from this directory
 . ${WM_PROJECT_DIR:?}/bin/tools/RunFunctions        # Tutorial run functions
 #------------------------------------------------------------------------------
 
-rm -rf constant/polyMesh/sets
+cp -rf \
+    "$FOAM_TUTORIALS"/resources/geometry/snappyMultiRegionHeater \
+    constant/triSurface
 
 runApplication blockMesh
 
 runApplication surfaceFeatureExtract
 
 runApplication snappyHexMesh -overwrite
+
 runApplication splitMeshRegions -cellZones -overwrite
 
 for i in bottomAir topAir heater leftSolid rightSolid
 do
-    runApplication -s $i changeDictionary -region $i -subDict dictionaryReplacement
+    runApplication -s $i \
+        changeDictionary -region $i -subDict dictionaryReplacement
 done
 
 runApplication decomposePar -allRegions
 
 runParallel createZeroDirectory
 
-#-- Run in parallel
 runParallel $(getApplication)
 
-# Reconstruct
 runApplication reconstructPar -allRegions
 
-
 echo
 echo "creating files for paraview post-processing"
 echo