Most of the functionality don' work in this mode, it just
applies the settings, no rollback possible.
Disable daemon by setting 'daemon = 0' in /etc/tuned/tuned-main.conf
This settings can be overridden if running tuned with '-d' command line
option. In such case daemon mode will be used.
Resolves: rhbz#1068663
Also fixed interpretation of booleans in main config.
Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>