update the node version on awsbox

node.sh

#!/usr/bin/env bash

VERSION=$NODE_VERSION
: ${VERSION:="stable"}

echo "installing nave"
git clone git://github.com/isaacs/nave.git
sudo ln -s /home/ec2-user/nave/nave.sh /usr/local/bin/nave

echo "using node" $VERSION
sudo nave/nave.sh usemain $VERSION

echo "updating (proxy) npm modules"
sudo su -l -c "npm install forever@0.10.8 --save" proxy

echo "updating (app) npm modules"
sudo su -l -c "npm install forever@0.10.8" app