ENH: verticalChannel: no need for Allrun

tutorials/lagrangian/LTSReactingParcelFoam/verticalChannel/Allrun

-#!/bin/sh
-cd ${0%/*} || exit 1    # run from this directory
-
-# Source tutorial run functions
-. $WM_PROJECT_DIR/bin/tools/RunFunctions
-
-# create mesh
-runApplication blockMesh
-
-# run the solver
-runApplication `getApplication`
-
-# ----------------------------------------------------------------- end-of-file