copy/paste issue fixed. Issues: 4, 41, 53

src/board/UBBoardController.cpp

@@ -543,7 +543,7 @@ void UBBoardController::duplicateScene()
     duplicateScene(mActiveSceneIndex);
 }
 
-UBGraphicsItem *UBBoardController::duplicateItem(UBItem *item, bool bAsync)
+UBGraphicsItem *UBBoardController::duplicateItem(UBItem *item)
 {
     if (!item)
         return NULL;
@@ -602,12 +602,9 @@ UBGraphicsItem *UBBoardController::duplicateItem(UBItem *item, bool bAsync)
             if (mitem)
             {
                 sourceUrl = mitem->mediaFileUrl();
-                if (bAsync)
-                {
                 downloadURL(sourceUrl, srcFile, itemPos, QSize(itemSize.width(), itemSize.height()), false, false);
                 return NULL; // async operation
             }
-            }
         }break;
 
     case UBMimeType::VectorImage:
@@ -643,8 +640,8 @@ UBGraphicsItem *UBBoardController::duplicateItem(UBItem *item, bool bAsync)
         mActiveScene->setURStackEnable(false);
         foreach(QGraphicsItem* pIt, children){
             UBItem* pItem = dynamic_cast<UBItem*>(pIt);
-            if(pItem){ // we diong sync duplication of all childs.
-                QGraphicsItem * itemToGroup = dynamic_cast<QGraphicsItem *>(duplicateItem(pItem, false));
+            if(pItem){
+                QGraphicsItem * itemToGroup = dynamic_cast<QGraphicsItem *>(duplicateItem(pItem));
                 if (itemToGroup)
                     duplicatedItems.append(itemToGroup);
             }

src/board/UBBoardController.h

@@ -168,7 +168,7 @@ class UBBoardController : public UBDocumentContainer
 
         void moveSceneToIndex(int source, int target);
         void duplicateScene(int index);
-        UBGraphicsItem *duplicateItem(UBItem *item, bool bAsync = true);
+        UBGraphicsItem *duplicateItem(UBItem *item);
         void deleteScene(int index);
 
         bool cacheIsVisible() {return mCacheWidgetIsEnabled;}

src/core/UBMimeData.cpp

@@ -61,8 +61,5 @@ UBMimeDataGraphicsItem::UBMimeDataGraphicsItem(QList<UBItem*> pItems)
 
 UBMimeDataGraphicsItem::~UBMimeDataGraphicsItem()
 {
-    foreach(UBItem* item, mItems){
-        delete item;
-        item = 0;
-    }
+// Explanation: selected items are owned by the scene and handled by this class
 }