Update README.md

Author: westonganger

README.md

@@ -59,7 +59,7 @@ It creates an initializer at `config/initializers/annotate.rb` which contains de
 
 ### Ignoring Certain Models
 
-If you would like to ignore certain models simply create a `.annotate_ignore` file in your Rails root folder
+If you would like to ignore certain models simply create a `.annotate_ignore` file in the root folder of your Rails project
 
 ```ruby
 # .annotate_ignore