Scenic view adds dependencies on jfx 11 which sometimes override the
jfx13 dependencies of chart-fx. This leads to errors with renderers
which depend on jfx13 features, leading to MethodNotFound exceptions.

The panner plugin has been long superseded and deprecated by the Zooomer
plugin and this is a good chance to finally retire it, since it could
cause confusion if zoomer and panner where both added to a chart.

Delete to force fixing all occurences of the old event system.

* Port Measurements and MathDataSets to new event system
* indicators: use and set dirty flags
* event processors: thread and animation timer based
* split trending measurements from dataset measurements
* feedback from @ennerf:
  * changed to fireInvalidated shorthand
  * removed locks from bitstate
  * ValueIndicators: move from bitstate to directly calling postListener
  * YIndicator: fix drag offset