-- v2: uiautomationcore/tests: Add another test for IProxyProviderWinEventHandler child HWND scope checking. uiautomationcore: Add support for raising events passed to our IProxyProviderWinEventSink interface. uiautomationcore: Pass WinEvent data to IProxyProviderWinEventHandler::RespondToWinEvent. uiautomationcore: Add support for marking the root IAccessible as known on non-root IAccessibles upon proxy provider creation. uiautomationcore: Add support for ignoring ProviderOptions_UseComThreading when creating an HUIANODE. uiautomationcore: Create HUIANODE for WinEvents that should invoke IProxyProviderWinEventHandler::RespondToWinEvent. uiautomationcore: Check if we should try to invoke IProxyProviderWinEventHandler::RespondToWinEvent for registered UIA events. uiautomationcore: Introduce uia_event_for_each function for iterating through registered events.