added default cmdline
added persistent-logs to cmdline
Revert "add a flag for enabling/disabling mounting /tmp in ram"

This reverts commit ae05e1416def7314401e472fde894882c43140ff.
Revert "add initial rsyslog conf"

This reverts commit f20614f4d2215bd1e6c06a89fea84b67c818d10d.