updating PV3FoamReader with Mark's version

applications/utilities/postProcessing/graphics/PV3FoamReader/Allwmake

-#!/bin/sh
-set -x
-
-if [ -d "$ParaView_DIR" -a -r "$ParaView_DIR" ]
-then
-   case "$ParaView_VERSION" in
-   3*)
-      wmake libso vtkPV3Foam
-      (
-         cd PV3FoamReader
-         mkdir -p Make/$WM_OPTIONS > /dev/null 2>&1
-         cd Make/$WM_OPTIONS
-         cmake ../..
-         make
-      )
-      ;;
-   esac
-fi