sudo apt-get install git
git clone git://github.com/creationix/nvm.git ~/nvm
echo '. ~/nvm/nvm.sh' >> ~/.bashrc && . ~/.bashrc
nvm install v0.8.25
nvm use v0.8.25
npm config set registry http://registry.npmjs.org/
git clone git://github.com/ajaxorg/cloud9.git
cd cloud9/
npm install

npm cache clear
npm config set registry http://registry.npmjs.org/
npm install