Fix to bug 456

Added a script that unpacks RPMs to a directory

unpack_rmp.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+#This script unpacks the RPM to the provided directory
+
+if [[ $# -lt 2 ]]
+then
+	echo "Usage: unpack_rpm.sh <path to RPM package> <installation directory>"
+	exit 0
+fi
+mkdir -p $2
+cd $2 && rpm2cpio $1 | cpio -id