added rpec and capybara gem for feature testing
DRY'd up, added comments, improved variable naming
DRY'd up with a before_action on set_food
DRY'd up with a before_action on set_shopping_list
updated variable names for propper looping
deleted unnecessary files for shopping_list and dashboard
add styling for better readability
styled back button on food show page
refactored redirect routes
Merge branch 'master' of github.com:EthanGould/SnackAttackApp