[#82680760] add rack_session_access and rspec-collection_matchers; add reward model and controller
[#82680760] fix staging migration
[#82680760] update foundation-rails and meurio_ui
[#82680760] add rewarded users into the tasks#show page
[#82680760] refactoring css with scss-lint
[#82680760] add new_delivery_flow branch to Travis
[#82680760] change styles
[#82680760] fix scss-lint
[#83704408] add user_id and task_id to delivery; change delivery to be directly associated with users and tasks
[#82680760] add rewarded do Reward
[#82680760] add Reward#sync_reward on after_create
[#82680760] remove Delivery#sync_reward method
[#83704408] replace task subscription button and list
[#83704408] fix conflicts
[#83704408] fix migration
[#83704408] fix tests
[#82680760] fix Delivery tests
Merge branch 'new_delivery_flow' of github.com:meurio/multitude into new_delivery_flow
[#83704408] add acts_as_our_cities
Merge branch 'new_delivery_flow' of github.com:meurio/multitude into new_delivery_flow