Goodbye for now, kmail

[Vishnu V. Krishnan]

> You can use Akonadi with PostgreSQL instead of MariaDB. Not sure whether 
> that helps w.r.t. systemd. Use the search engine of your choice for 
> instructions.
> 

Thanks for pointing it out. Upon looking into it, I don't think I'll be able
to get rid of MariaDB, because in all the distros I use (Arch-based stuff),
Akonadi is built with MariaDB as a hard-dep. Looks like I'll have to build it
myself to change this, or use a distro like Gentoo.