Merge pull request #5082 from pavltom/Balloon_Updates

TechDraw - Balloon handling updates

src/Mod/TechDraw/App/DrawPage.cpp

@@ -100,7 +100,6 @@ DrawPage::DrawPage(void)
                      "Auto-numbering for Balloons");
 
     Scale.setConstraints(&scaleRange);
-    balloonPlacing = false;
     balloonParent = nullptr;
 }
 

src/Mod/TechDraw/App/DrawPage.h

@@ -94,7 +94,6 @@ public:
     bool isUnsetting(void) { return nowUnsetting; }
     void requestPaint(void);
     std::vector<App::DocumentObject*> getAllViews(void) ;
-    bool balloonPlacing;
     DrawViewPart *balloonParent;    //could be many balloons on page? 
     
     int getNextBalloonIndex(void);

src/Mod/TechDraw/App/DrawViewBalloon.cpp

@@ -87,6 +87,7 @@ const char* DrawViewBalloon::balloonTypeEnums[]= {"Circular",
                                                   "Hexagon",
                                                   "Square",
                                                   "Rectangle",
+                                                  "Line",
                                                   NULL};
 
 DrawViewBalloon::DrawViewBalloon(void)