unit tests and TODO remarks
Merge branch 'master' of https://github.com/Ico91/CoffeeMachine
TODO comment
Merge branch 'master' of https://github.com/Ico91/CoffeeMachine

Added unit tests and comments
Merge branch 'master' of https://github.com/Ico91/CoffeeMachine

Unit tests and TODO comments
Merge branch 'master' of https://github.com/Ico91/CoffeeMachine

unit tests and TODO comments