version: changed from 1.0.0 to 1.0.1
rails_32_patch: sets SID in options on session.destroy (for Rails 3.2.x only; Rails 4.0 & 4.1 doesn't have this bug)
travis: added ruby-head, added service redis-server, added gemfiles for rails 3.2, 4.0, 4.1 & head