README.md in ember-cli-rails-0.8.1 vs README.md in ember-cli-rails-0.8.2

@@ -276,10 +276,20 @@
 **NOTE** Run the generator each time you introduce additional EmberCLI
 applications into the project.
 
 [buildpack]: https://devcenter.heroku.com/articles/using-multiple-buildpacks-for-an-app#adding-a-buildpack
 
+#### Slug size
+
+[Heroku slug size is limited](https://devcenter.heroku.com/articles/slug-compiler#slug-size). The build process creates artifacts that are not necessary for the server to run, but are included in the deployed Heroku slug.
+
+Omitting these build assets can dramatically reduce slug size.
+
+A build-pack solution for this is discussed in [Issue #491][#491].
+
+[#491]: https://github.com/thoughtbot/ember-cli-rails/issues/491
+
 ### Capistrano
 
 EmberCLI-Rails executes both `npm install` and `bower install` during EmberCLI's
 compilation, triggered by the  `asset:precompilation` rake task.
 
@@ -302,11 +312,11 @@
 you're not using `nvm`, make sure the string you prepend to the `$PATH` variable
 contains the directory or directories that contain the `bower` and `npm`
 executables.
 
 #### For faster deployments
-Place the following in your deploy/<environment>.rb 
+Place the following in your deploy/<environment>.rb
 ```ruby
 set :linked_dirs, %w{<ember-app-name>/node_modules <ember-app-name>/bower_components}
 ```
 to avoid rebuilding all the node modules and bower components with every deploy. Replace `<ember-app-name>` with the name of your ember app (default is `frontend`).
 
@@ -454,30 +464,30 @@
   mount_ember_app :frontend, to: "/"
   mount_ember_app :admin_panel, to: "/admin_panel"
 end
 ```
 
-Then set each Ember application's `baseURL` to the mount point:
+Then set each Ember application's `rootURL` to the mount point:
 
 ```javascript
 // frontend/config/environment.js
 
 module.exports = function(environment) {
   var ENV = {
     modulePrefix: 'frontend',
     environment: environment,
-    baseURL: '/',
+    rootURL: '/',
     // ...
   }
 };
 
 // path/to/admin_ember_app/config/environment.js
 
 module.exports = function(environment) {
   var ENV = {
     modulePrefix: 'admin_panel',
     environment: environment,
-    baseURL: '/admin_panel',  // originally '/'
+    rootURL: '/admin_panel',  // originally '/'
     // ...
   }
 };
 ```