Improve resiliency of utmp.c to removal of /var/run/utmp
Add shutdown timer as we transition to shutdown from running to check for the
number of tasks remaining. Improve container state handling. We can't rely on
the previous runlevel being maintained properly.
Signed-off-by: Andrew Phillips <Andrew.Phillips@lmax.com>
Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>