Delete copy constructor from Sprite and Stage

Author: adazem009

include/scratchcpp/sprite.h

@@ -22,6 +22,7 @@ class LIBSCRATCHCPP_EXPORT Sprite : public Target
         };
 
         Sprite();
+        Sprite(const Sprite &) = delete;
         ~Sprite();
 
         void setInterface(ISpriteHandler *newInterface);

include/scratchcpp/stage.h

@@ -24,6 +24,7 @@ class LIBSCRATCHCPP_EXPORT Stage : public Target
         };
 
         Stage();
+        Stage(const Stage &) = delete;
 
         void setInterface(IStageHandler *newInterface);