Update
You may found this utility useful – automatic SVN repository creation, and preparing all for new Rails application. https://nhw.pl/wp/2006/08/28/rails-application-creation-script/
I’ve just started new project in rails, and this time got sick trying to recollect what I need to do in order to setup svn:ignores. This is no special task, but I do it not so often to remember it. Best would be write nice script or rake task. Well, this idea I have to add to my TODO list. This maybe-sometiomes-when-I-will-have-a-lot-free-time TODO list. But anyway, this time I decided to use google, and found:
http://wiki.rubyonrails.org/rails/pages/HowtoUseRailsWithSubversion
It is just this How to Use Rails With Subversion. All what I needed.