| ⇢ | A | UniqueRatesValidator added | |
| A | ↘ | B | FileRepository got worse |
| A | ↛ | UniqueCurrencyCodeAndRateTypeValidator removed | |
| A | ↛ | NullProcessor removed |
| ⇢ | A | UniqueRatesValidator::process() added | |
| ⇢ | A | Configuration::getAlias() added | |
| A | ↘ | B | FileRepository::latest() got worse |
| B | ↛ | UniqueCurrencyCodeAndRateTypeValidator::process() removed | |
| A | ↛ | NullProcessor::process() removed |