version 0.4.2

version 0.4.1

0.4.0 release

gemspec version bump

version 0.3.2

version 0.3.1 and changelog

beta2 + changelog

update version to 0.3.0-beta.1

Merge pull request zombocom#84 from heroku/rails-middleware-order

change rails initialization to insert our middleware before Rack::Runtime