Add a second test suite for functional tests. Refactor (move method) RemoteWebDriver to provide testability. Add first unit test to RemoteWebDriver. Update README.md unit test section.
Add functional test for WebDriverBy::id
Add functional test for WebDriverBy::id - Rename id
Use static::assert* instead of $this->assert*
Merge pull request #126 from cbergau/master

Add a second test suite for functional tests. Refactor RemoteWebDriver