Vilius Luneckas

Results 2 issues of Vilius Luneckas

- [x] Cover modules with RSpec tests - [x] Restructure monolithic `Unicorn::WorkerKiller` module - [x] Add TravisCI config (support MRI versions since 1.9.3) [![Build Status](https://travis-ci.org/ViliusLuneckas/unicorn-worker-killer.svg?branch=feature/add-rspec)](https://travis-ci.org/ViliusLuneckas/unicorn-worker-killer)

This change unifies the output type of `SimpleResourcesProcessor` and `CachedResourcesProcessor`. Before: ```Ruby # No caching result = JSONAPI::Serializable::Renderer.new(cache: false).render(collection) result[:data].first.class # => Hash # With caching result = JSONAPI::Serializable::Renderer.new(cache: Rails.cache).render(collection)...