Merge branch 'release/2.4.0' into develop

* release/2.4.0:
  * Bootstrap v3.0.3 * Respond.js 1.4.1 * Updated gems
Merge branch 'hotfix/2.4.1' into develop

* hotfix/2.4.1:
  * Using Radiant Orchid (PANTONE 2014 Color of the Year) as primary color * Fixed homepage
Merge branch 'hotfix/2.4.2' into develop

* hotfix/2.4.2:
  * Updated gems * Fixed changelog
* Ruby 2.1.0
* Using byebug instead of debugger
* Enforced available locales to silence deprecation message
* Updated gems
Merge branch 'release/3.0.0'

* release/3.0.0:
  * Ruby 2.1.0 * Using byebug instead of debugger * Enforced available locales to silence deprecation message * Updated gems