MOD: Refactor Window::onParentSized to not abuse Window::setArea_impl.
MOD: Refactor Window::onParentSized to not abuse Window::setArea_impl.

--HG--
branch : v0-7

cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two,cbeck88/cegui-mirror-two