Fixed: Yandex provider's tests
Merge pull request #184 from toin0u/YandexProvider

Fixed: Yandex provider's tests
Added: AbstractResult class
Merge pull request #185 from toin0u/AbstractResult

Added: AbstractResult class
Added Geonames Provider
Added tests for Geonames Provider
Fixed REVERSE_ENDPOINT_URL
Added missing test
Merge pull request #186 from gpirrotta/feature/GeonamesProvider

Added Geonames Provider
Fix CS