New example script helpful for release testing

examples/release-testing

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# Skip dapper and edgy due to bug #659360 in debootstrap
+for dist in $(awk '!/^#|^$/ {print $1}' /etc/xen-tools/distributions.conf | egrep -v '^(dapper|edgy)$'); do
+    xen-create-image --dist $dist --force --verbose "$@" || break
+done 2>&1 | tee xen-tools-release-testing.log