-change access from private to protected for shared ptr members. it allows to extend shared ptr to work together with derived classes. in other words it allows to extend shared ptr

Foundation/include/Poco/SharedPtr.h

@@ -378,7 +378,7 @@ public:
 		return _pCounter->referenceCount();
 	}
 
-private:
+protected:
 	C* deref() const
 	{
 		if (!_ptr)
@@ -408,7 +408,7 @@ private:
 		_pCounter->duplicate();
 	}
 
-private:
+protected:
 	RC* _pCounter;
 	C*  _ptr;