Merge branch 'hotfix/7.2.2'

* hotfix/7.2.2:
  Updated gems
Merge branch 'release/7.3.0'

* release/7.3.0:
  * Rails 4.1.4 * Updated readme * Updated gems
* Fixed homepage
Merge branch 'hotfix/7.3.1' into develop

* hotfix/7.3.1:
  * Fixed homepage