style: move style.css to theme.css

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
theme update

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
plot_utils: Create plot crash dump of data

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
boxplot integration

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>