Originally created by Marcin Erdmann.
Currently there are two commands sent for every $() call executed by NavigableSupport - one to get the root element and one to do a relative lookup. It should be possible to reduce it to only one.
This issue is related to #333
NavigatorFactory now provides a Locator instance used for element loo…
…kups which allows to avoid looking up root element prior to performing each lookup when using Navigable backed by a BrowserBackedNavigatorFactory.