The current implementation evauates the dib-init-system
script too early. Also it looks that there is no simple
way of getting the info about the init system automatically:
another element can install (later on) a different
init system. Therefore the only reliable way of setting
this is manual.
Change-Id: I6e9ffa1bdb3154f488f4fd335b197699b86aacd4
Signed-off-by: Andreas Florath <andreas@florath.net>