Add unicorn and capistranov3 unicorn gems
Implement capistranov3 unicorn into deploy
Merge branch 'hotfix/0.7.1'

* hotfix/0.7.1:
  Implement capistranov3 unicorn into deploy
  Add unicorn and capistranov3 unicorn gems
Merge tag '0.7.1' into develop

Capistrano with Unicorn

* tag '0.7.1':
  Implement capistranov3 unicorn into deploy
  Add unicorn and capistranov3 unicorn gems