systemd-systemctl-native: add multiple services support

Thanks to Otavio Salvador for helping hint [1]

[1] http://lists.linuxtogo.org/pipermail/openembedded-devel/2012-February/037856.html



Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
Acked-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>