tutorial information in `plotinfo`

[ab9rf]

per Rumrusher:

plotinfo.anon_1 is the perma hide this tutorial option, plotinfo.anon_2 is you saw said tutorial prompt

[quietust]

        <stl-vector name='tutorial_hide' type-name='help_context_type'/> 0.50.01
        <stl-vector name='tutorial_seen' type-name='help_context_type'/> 0.50.01