Merge branch 'release/3.0.0' into develop

* release/3.0.0:
  * Ruby 2.1.0 * Using byebug instead of debugger * Enforced available locales to silence deprecation message * Updated gems
Merge branch 'hotfix/3.0.1' into develop

* hotfix/3.0.1:
  * Updated gems
Merge branch 'hotfix/3.0.2' into develop

* hotfix/3.0.2:
  * Updated gems
* Bootstrap 3.1.0
* Updated gems
* Reformatted changelog
* Updated Bootstrap license to MIT
Merge branch 'release/3.1.0'

* release/3.1.0:
  * Bootstrap 3.1.0 * Updated gems * Reformatted changelog * Updated Bootstrap license to MIT