docs about changes in this repo

README.rdoc

@@ -8,17 +8,27 @@ An example project showing how this works is available in the {complex-nested-fo
 
 == Changes in this repo
 
-Added simple_form support. Now if you add
+For some reasons, in this fork the main branch is now 'unstable'. In order to use this branch in your projects - the following line in Gemfile should look like this:
+
+  gem 'nested_form', :git => 'git://github.com/fxposter/nested_form.git', :branch => 'unstable'
+
+Added simple_form and formtastic support. Now if you add
 
   gem 'simple_form'
+
+or
+
+  gem 'formtastic'
 
-before adding this gem to your Gemfile - nested_form_for will use SimpleForm builder instead of default ActionView builder.
+you will be able to use simple_nested_form_for and semantic_nested_form_for respectively.
 
 Also you can override default behavior of inserting new subforms into your form (jQuery-only feature, sorry). For example:
 
   window.nestedFormEvents.insertFields = function(content, assoc, link) {
     return $(link).closest('form').find(assoc + '_fields').append($(content));
   }
+
+
 
 == Setup