engine: insert formatting options with default value.

Add formatting options that were not in the configuration file,
but were used by the formatter with their default values anyway.
So adding those formatting options with same default value gives
better visibility.

Change-Id: Iba5ae1aa8154a8a778735749419ac8184f001d36
Signed-off-by: Alissa Bonas <abonas@redhat.com>