Fix manually verified; none of our tests or the hello example fails without this fix. While we're here, update the hello iOS example to actually include the Hello.framework and to use module @import syntax. Fixes golang/go#18693 Change-Id: Id2edf80e2ed9ed8060ec825369a64f276a3b3c1d Reviewed-on: https://go-review.googlesource.com/35330 Reviewed-by: David Crawshaw <crawshaw@golang.org>