Add note about react-rails to the README
Add note about react-rails to the README

shakacode/react_on_rails,shakacode/react_on_rails,shakacode/react_on_rails,szyablitsky/react_on_rails,shakacode/react_on_rails,szyablitsky/react_on_rails,szyablitsky/react_on_rails,shakacode/react_on_rails,szyablitsky/react_on_rails