Right now the search field doesn't get focus initially, or when the user types on a page.
This is because the conditional loader that conditionally loads the GlobalDrawer's
toolbar containing the search field isn't able to pass on focus or signals to its content
properly. I tried various methods of fixing this by adding focus: true to all the focus
stopes in the chain, but was unsuccessful. So this patch implements the conditional
loading of the top content differently: instead the top content is always loaded, but
conditionally discarded when in non-widescreen mode. This fixes the aforementioned issues.
However it may not be the correct way to fix the problem; if not, assistance would be