add npm owners

scripts/grant-npm-owner.sh

@@ -0,0 +1,12 @@
+#!/bin/sh
+set -e
+
+read -p "Username: " username
+
+for f in packages/*; do
+  package=`basename $f`
+
+  if [ -d "$f" ]; then
+    npm owner add $username $package
+  fi
+done