[mate-extra/mate-power-manager] make consolekit dependency optional
mate-settings-daemon-1.6.1: Update DEPENDS

msd requires >=libmatekbd-1.6.1
Although not required also bumpto >=mate-desktop-1.6.0
Merge branch 'master' of https://github.com/Sabayon/mate-overlay
mate-power-manager-1.6.1: control --with-systemdsleep with use_with
mate-power-manager-1.6.1-r1: add systemd-logind runtime detection patches

I will upstream if they will show no regressions
libmateweather-1.6*: fix libsoup dependency
[mate-extra/mate-power-manager] add more systemd-logind fixes to m-p-m
mate-session-manager: replace sd_booted() with LOGIND_RUNNING()
mate-session-manager-1.6.0-r1: add missing ebuild
libmatewnck-1.6.1: version bump
mate.eclass: We now have pre-generated build system

Recently the Mate dev team has been releasing packages with
pre-generated build system. Unfortunately not yet all of them so check
if we have configure, if not generate the build system.