Make Finders compatible with Rails 4.1.x changes, allow Rails 4.1.x in gemspec, update Travis to test against this version.  Temporary disable JRuby/Rails 4.1.x combination in Travis until this issue - https://github.com/jruby/activerecord-jdbc-adapter/pull/523 - is addressed..
Merge pull request #504 from petergoldstein/feature/rails_4_1_support

Rails 4.1 Support