* Refactor interface to PdmObjectHandle and PdmFieldHandle
Return objects instead of passing in structures as parameters
* Add nodiscard to several functions
* Remove redundant this->
* Rename to ptrReferencedObjectsByType
* Update titles after dropping vectors into plot
* Do not replace _Name variables
* Make sure signals are wired when opening a project file
* Add auto name field and set default on
* Remove includes from header files
* Guard use of back() on empty vector
* Add "Show Data Sources" to ensemble realizations
* Update summary plot as summary curve collection is not visible in tree view
* Set selection manager root in RiaApplication
* Always close both main windows if present
* Add copy/paste of summary multi plot
* Add test for RiuMainWindow::instance() before use
* Remove duplicated code
* Multiple Tree Views : Use getTreeViewWithItem() to find correct tree view
* Minor UI adjustments
* Deprecate single summary plots and plot collections. Replace functionality using summary multi plots. Clean up some code. Fix crash when trying to normalize an empty curve
* Create a specialized summary plot page for showing multi plots
* Make summary plots always show in grid of selected size.
* Allow dragging summary addresses into empty main window area
* Limit grid to 4x4 cells
* Create multi summary plot from summary plot(s)
* Rearrange multi summary plot properties
* Enable source stepping toolbar for multi summary plot
* Automatically activate new summary plot when creating from data sources -> data vector tree
* Enable global key controls for switching data in summary and multi summary plots
* Update tooltip texts for summary plot toolbar
