2013-09-11: added an explicit bootstrap script (bootstrap.sh)

added an explicit bootstrap script (bootstrap.sh)

diff --git a/bootstrap.sh b/bootstrap.sh
new file mode 100755
--- /dev/null
+++ b/bootstrap.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+
+# Bootstrap wisp-guile with wisp.py
+
+diff=$(python3 wisp.py wisp-guile.w > 1 && guile 1 wisp-guile.w > 2 && guile 2 wisp-guile.w > wisp.scm && diff 2 wisp.scm)
+if [[ x"${diff}" == x ]]; then
+    echo "successfully bootstrapped wisp.scm"
+else
+    echo "failed to bootstrap wisp.scm. diff: " ${diff}
+fi