Replace the current license disclaimer in files by
a SPDX-License-Identifier.
Task-number: QTBUG-67283
Change-Id: I708fd1f9f2b73d60f57cc3568646929117825813
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
The menu was moved and renamed. The Options dialog was
also renamed "Preferences".
Change-Id: I05d187915382b3ce49699d91304cd447c87e2bd6
Reviewed-by: Eike Ziller <eike.ziller@qt.io>