Merge https://github.com/Apipie/apipie-rails

* https://github.com/Apipie/apipie-rails:
  Test against ruby 2.1.1
  [Fixes #125] Dump examples as json
  Update initializer.rb.erb
Merge branch 'master' of github.com:liorsion/apipie-rails

* 'master' of github.com:liorsion/apipie-rails:
  helpers
  add stylesheet