Office 3/27 Unit Testing

	modified:   app/controllers/BaseController.php
	modified:   app/controllers/ItemsController.php
	deleted:    app/database/seeds/.phptidy-cache
	modified:   app/database/seeds/CartsTableSeeder.php
	modified:   app/database/seeds/ItemVendorsTableSeeder.php
	modified:   app/database/seeds/VendorsTableSeeder.php
	modified:   app/models/Item.php
	modified:   app/models/repositories/EloquentItemRepository.php
	modified:   app/models/repositories/ItemRepositoryInterface.php
	modified:   app/tests/controllers/ItemsControllerTest.php
	modified:   app/tests/integration/IntegrationTest.php
	modified:   app/tests/models/ItemTest.php