Fix bug ecore-evas for fb, buffer, sdl back-ends to ensure

Fix bug ecore-evas for fb, buffer, sdl back-ends to ensure
mouse is in on init (as events wont always give this) and focus
is set on show if appropriate if no focus in/out events come
from the back-end later

Fix setting override state to only hide if it should be
visible at that point in x back end support

git-svn-id: http://svn.enlightenment.org/svn/e/trunk/ecore@65508 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33