Fast reactions to 2.7.8

[Mike Alexander]

> On Mar 31, 2018, at 8:37 AM, Geert Janssens <geert.gnucash at kobaltwit.be> wrote:
> 
> * On linux there's a second default theme called "Adwaita-dark" which should 
> also give you a dark themed gnucash. Unfortunately this doesn't work on 
> Windows. I suppose it's not included or improperly configured there ? On OS X 
> I haven't tried this.

This is packaged in the app bundle on MacOS and seems to work ok.

     Mike