README.md in config-1.3.0 vs README.md in config-1.4.0

@@ -62,10 +62,19 @@
 ```ruby
 set :root, File.dirname(__FILE__)
 register Config
 ```
 
+### Installing on other ruby projects
+
+Add the gem to your `Gemfile` and run `bundle install` to install it.
+Then initialize `Config` manually within your configure block.
+
+```ruby
+Config.load_and_set_settings(Config.setting_files("/path/to/config_root", "your_project_environment"))
+```
+
 It's also possible to initialize `Config` manually within your configure block if you want to just give it some yml
 paths to load from.
 
 ```ruby
 Config.load_and_set_settings("/path/to/yaml1", "/path/to/yaml2", ...)
@@ -181,9 +190,18 @@
 Settings.reload!
 ```
 
 > Note: this is an example usage, it is easier to just use the default local files `settings.local.yml,
 settings/#{Rails.env}.local.yml and environments/#{Rails.env}.local.yml` for your developer specific settings.
+
+You also have the option to add a raw hash as a source. One use case might be storing settings in the database or in environment variables that overwrite what is in the YML files.
+
+```ruby
+Settings.add_source!({some_secret: ENV['some_secret']})
+Settings.reload!
+```
+
+You may pass a hash to `prepend_source!` as well.
 
 ## Embedded Ruby (ERB)
 
 Embedded Ruby is allowed in the configuration files. Consider the two following config files.