Update text for curve names and plot titles when source data changes

* 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

ApplicationLibCode/ProjectDataModel/RimMultiPlot.h

@@ -77,7 +77,7 @@ public:
 
     void         deleteAllPlots() override;
     void         updatePlots();
-    virtual void updatePlotWindowTitle();
+    virtual void updatePlotTitles();
 
     size_t plotCount() const override;
     size_t plotIndex( const RimPlot* plot ) const;