The extra axis labels on the Temperature and Cylinder Pressure
graphs are not wanted in release mode as they create a lot of visual
clutter, but they are useful to have in debug mode since we can then
better understand what went wrong.
Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>