Merge branch 'hotfix/2.0.1'

* hotfix/2.0.1:
  * Tested against Rails 4.0.12 and 4.1.8 * Strengthened dependencies, as per http://bundler.io/rationale.html * Improved readme
  * Tested against Rails 4.0.12 and 4.1.8 * Strengthened dependencies, as per http://bundler.io/rationale.html
* Relaxed some dependencies, we will count on SemVer
Merge branch 'hotfix/2.0.2' into develop

* hotfix/2.0.2:
  * Relaxed some dependencies, we will count on SemVer