Added Currency class and basic test suite
Added Money class and basic test suite
Added comparing methods for Currency
Added convert methods to Money class
Fixed checkstyle issues
Added FixedCurrencyProvider class and basic test suite
Moved CurrencyProvider logic into separate package
Override equals method in Currency class
Fixed hashCode method in Currency
Added Builder for Currency class
Fixed issues according to Daniil's comments
Use ArrayList<Currency> instead of Currency[] in getActualCurrencyRates
Fixed project name in gradle settings
Merge pull request #57 from akarsakov/karsakov_lab1_tdd

Карсаков - Лабораторная работа #1