[NTG-context] bug in \setfontfeature

[Hans Hagen]

Wolfgang Schuster wrote:

> you forgot "local dynamics", the following works
> 
>     function fonts.otf.set_dynamics(tfmdata,attribute,features)
>         local shared = tfmdata.shared
>         local dynamics = shared.dynamics
>         if shared then

hm, you need to to test shared before using it, so it really is:

    function fonts.otf.set_dynamics(tfmdata,attribute,features)
        local shared = tfmdata.shared
        if shared then
           local dynamics = shared.dynamics

i wonder what you tested -)

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