add a bool property to toggle auto scale for Plotter2DDisplay
Merge pull request #49 from garaemon/add-min-max-value-to-plotter

Add min max value to plotter
smaller size for the font and add new line to the text of diagnostics display
Merge pull request #50 from garaemon/adjust-font-of-diagnostics-display

Adjust font of diagnostics display
Merge remote-tracking branch 'refs/remotes/origin/master' into colorize-pie-chart-by-abs

Conflicts:
	jsk_rviz_plugins/src/pie_chart_display.cpp