Browser resizing does not work when the QWebView is hidden.

[BenSpencer]

We call QWebView->resize() to bring buttons into view in the concolic runtime (maybe other places as well?). This does not seem to take effect until the QWebView is shown (which it never is in the automated modes). I have iplemented a new ArtemisWebView::forceResize() method to get around this. We need to check where resize() is used and replace with forceResize() as needed.