Move package script out and make it tar into a versioned top level directory. It may as well be a shell script since it's unix specific anyway, and maintaining it inside package.json is now impractical.

scripts/package.sh

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+set -e
+
+version=`git describe --dirty --tags || echo unknown`
+
+npm run build
+mkdir -p packages
+ln -s vector vector-$version
+tar chvzf packages/vector-$version.tar.gz vector-$version
+rm vector-$version
+
+echo
+echo "Packaged packages/vector-$version.tar.gz"