Improve MSW export including multi lateral wells

Based on branch https://github.com/OPM/ResInsight/tree/system-msw-refactor

- Move completion settings to property of well path
- Rename to RimFishbones
- Export implicit COMPSEGS for fishbones main bore
- Add valve for each branch
- Increase version number to be able to handle import of legacy project files

ApplicationLibCode/ProjectDataModel/StimPlanModel/RimStimPlanModelCollection.h

@@ -38,6 +38,7 @@ public:
     RimStimPlanModelCollection( void );
     ~RimStimPlanModelCollection( void ) override;
 
+    bool hasStimPlanModels() const;
     void addStimPlanModel( RimStimPlanModel* fracture );
     void deleteStimPlanModels();