New manual test application to test context lost

Also fixed issues found while running the new application

Change-Id: I01f77570deceb2417cbf27fa13a905421c33d8e0
Reviewed-by: Tomi Korpipää <tomi.korpipaa@theqtcompany.com>
Reviewed-by: Pasi Keränen <pasi.keranen@digia.com>