added a helper class for finding window handles
separated out ApplicationWindowFinder to own files and made tests explicit since they rely on a running chrome window
added SendMessage flag defines
added a window relative implementation
fluent interface for window finder
moved winapi methods to separate class
restructuring so it's possible to test stuff without calling native methods directly
use INativeMethodWrapper instead of calling NativeMethods directly
added basic tests for default mouse
focus on attached window berofre performing mouse button actions
added timouts to bring window to front