[asset pipeline] Cascade -> Cascading

railties/guides/source/asset_pipeline.textile

@@ -23,7 +23,7 @@ In previous versions of Rails, all assets lived under the +public+ directory in
 
 This is not to say that assets can (or should) no longer be placed in +public+. They still can be, they will just be served by the application or the web server which is running the application and served just like normal files. You would only use +app/assets+ if you wish your files to undergo some pre-processing before they are served.
 
-When a scaffold or controller is generated for the application, Rails will also generate a JavaScript file (or CoffeeScript if the +coffee-script+ gem is in the +Gemfile+) and a Cascade Style Sheet file (or SCSS if +sass-rails+ is in the +Gemfile+) file for that controller. For example, if a +ProjectsController+ is generated, there will be a new file at +app/assets/javascripts/projects.js.coffee+ and another at +app/assets/stylesheets/projects.css.scss+. You should put any JavaScript or CSS unique to a controller inside their respective asset files.
+When a scaffold or controller is generated for the application, Rails will also generate a JavaScript file (or CoffeeScript if the +coffee-script+ gem is in the +Gemfile+) and a Cascading Style Sheet file (or SCSS if +sass-rails+ is in the +Gemfile+) file for that controller. For example, if a +ProjectsController+ is generated, there will be a new file at +app/assets/javascripts/projects.js.coffee+ and another at +app/assets/stylesheets/projects.css.scss+. You should put any JavaScript or CSS unique to a controller inside their respective asset files.
 
 h4. Asset Organization