* Only reload calculation data
* Make sure performance is good when a calculated object is added or changed
- avoid recreation of summary file readers
- delete all nodes in address tree representing calculated curves
- build address nodes for calculated curves
* Summary Calculation: use shorter name in title
* Sort summary addresses to group calculated results last.
* Summary Calculation: add option to distribute calculation to other items.
* Add support for summary calculation for RimGridSummaryCase.
* Use short name for calculations in plot titles.
* Update ensembles in Data Sources when calculation is added.
* Summary Calculation: allow drag-and-drop of ensembles
* Summary Plot: fix axis range aggregation for calculated ensemble addresses.
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Co-authored-by: Kristian Bendiksen <kristian.bendiksen@gmail.com>