Add a script to make and move to a temporary directory
diff --git a/scripts/tempd.sh b/scripts/tempd.sh
new file mode 100644
index 0000000..18faaea
--- /dev/null
+++ b/scripts/tempd.sh
@@ -0,0 +1,2 @@
+#/usr/bin/env sh
+cd $(mktemp -d)