media-tv/kodi: Various fixes

media-tv/kodi: Various fixes

* -16.1-r1, -17_rc3-r1, and -9999: Add systemd use flag to pull in correct upower dependency
* -16.1-r1: fix building with GCC 6
* -17_rc3-r1 and -9999: Depend on 'dbus' use flag in net-dns/avahi to include zeroconf support, see https://github.com/gentoo/gentoo/pull/3340
* -17_rc3-r1 and -9999: Always depend on dev-libs/libcdio
* -17_rc3-r1 and -9999: fontconfig settings path has changed
* -17_rc3-r1 and -9999: Set minimum version of media-fonts/noto appropriately
* -17_rc3-r1 and -9999: Use eautoreconf instead of autoreconf for parts of the build which still use autotools instead of cmake
Gentoo-bug: 583230, 605578, 605712, 605716, 605676, 592446
Closes: https://github.com/gentoo/gentoo/pull/3513