Added script to fetch the grackle cooling tables from the SWIFT web repository.

examples/CoolingBox/getCoolingTable.sh

+#!/bin/bash
+wget http://virgodb.cosma.dur.ac.uk/swift-webstorage/CoolingTables/CloudyData_UVB=HM2012.h5

examples/CoolingBox/run.sh

@@ -13,6 +13,13 @@ then
     python makeIC.py
 fi
 
+# Get the Grackle cooling table
+if [ ! -e CloudyData_UVB=HM2012.h5 ]
+then
+    echo "Fetching the Cloudy tables required by Grackle..."
+    ./getCoolingTable.sh
+fi
+
 # Run SWIFT
 ../swift -s -C -t 1 coolingBox.yml