Add publish script, only knows about test so far

scripts/publish.sh

@@ -0,0 +1,12 @@
+#!/bin/sh
+
+if ! which gsutil > /dev/null; then
+  echo "You need to install gsutil first!"
+  exit 1
+fi
+
+if [ "x$1" = "xtest" ]; then
+  gsutil -m rsync -d -r build/ gs://test.nickpegg.com
+else
+  echo "I don't know how to publish to prod yet!"
+fi