Add tests for likes_controller
remove custom route draw for rspec
dry @activity for likes_controller
Merge branch 'tests-controller' of https://github.com/MartinGoulet/socializer into tests-controller
Remove squeel reference from Gemfile for group :test
Combine before_action in likes_controller
rename set_likable to set_likable_and_activity
Merge pull request #197 from MartinGoulet/tests-controller

Add test and refactor for shares_controller and likes_controller