Installing FontAwesome

fontawesome-installation

Move the font files into assets > font
Move the CSS files into assets > stylesheets

Edit stylesheet references to font files -> Delete .../font/ from all urls in font-awesome stylesheets

Add the following line to config > application.rb
  # Add app/assets/fonts to the asset path
  config.assets.paths << Rails.root.join("app", "assets", "fonts")

Add the following line to bootstrap_overrides.css
/*Using Font-Awesome, so need to disable glyphicons from bootstrap*/
[class^="icon-"] {
  background-image:none;
}