Install node-sass on iojs

gistfile1.sh

#This sets the environment variable for Fish shell (http://fishshell.com/). Change for bash/zsh.
set -g -x SKIP_SASS_BINARY_DOWNLOAD_FOR_CI true

cd node_modules
#If you are using ember-cli-sass first change your package.json to
#"ember-cli-sass": "git+https://github.com/aexmachina/ember-cli-sass#sources-content"
#and cd node_modules/ember-cli-sass/node_modules/broccoli-sass/node_modules/
rm -rf node-sass
git clone --recursive https://github.com/sass/node-sass.git
cd node-sass
npm install

#that should now have everything working again!