Implemented clear illustration points for StabilityPointStructures: WTI-1798- Implemented for calculation groups- Cleaned up tests for existing implementations
Refactored HasIllustrationPoints method: WTI-1798- Moved helper function to a helper class as the logic is shared across the structure implementations.
Refactored changehandler for calculation collections: WTI-1798- Removed obsolete type parameter for the structures change handler and the corresponding service
Refactored changehandler for calculation collections: WTI-1798- Moved inquiry into base constructor argument as the inquiry is the same when clearing illustration point results from a structures calculation collection
Introduced factory method to create context menu items for single calculation: WTI-1798- Introduced change handler interface to deal with updates of single calculations
Implemented clear illustration points for ClosingStructures: WTI-1798- Implemented for calculation groups-- Refactored the already existing implementation in the plugin