bin/clean: Simple new program to reset the directory to a clean state.

diff --git a/bin/clean b/bin/clean
new file mode 100755 (executable)
index 0000000..539e068
--- /dev/null
+++ b/bin/clean
@@ -0,0 +1,8 @@
+#! /bin/sh
+
+set -e
+certroot=$(cd ${0%/*}/..; pwd)
+cd "$certroot"
+umask 022
+
+rm -rf ca.cert archive certs crls index private state tmp