[CentOS] thunderbird issues

[Simon Matter]

> Just updated t-bird, and once again, it wants to open a completely new
> browser, other than using the running one.
>
> I started searching, and found something about editing the config, and for
> the first one of the two they said to change, I find this:
> network.protocol-handler.app.https;/usr/lib64/thunderbird-3.1/open-browser.sh
> %s

I don't find this in my TB configs. Maybe it was once set "by hand"?

Simon