Install NVM (Node Version Manager). Be sure to check that 0.13.1 is indeed the latest version.
curl https://raw.githubusercontent.com/creationix/nvm/v0.13.1/install.sh | bash
Install Node the required version of Node (as of this writing) is v0.11.13
nvm install v0.11.13
Make it your default for when you open a new terminal
nvm alias default v0.11.13
Install Ember-Cli: a command line tool for rapid ember prototyping and project standards.
npm install -g ember-cli
Install Bower: a package manager for web assets.
npm install -g bower
Install Stylus: a CSS preprocessor akin to SASS or LESS.
npm install -g stylus