Merge pull request #136 from herrfeuer/master

fix QtWheelEvent propagation in valuedial and valuedialz

sdrgui/gui/valuedial.cpp

@@ -344,6 +344,7 @@ void ValueDial::wheelEvent(QWheelEvent* event)
 		}
 		setValue(m_valueNew);
 		emit changed(m_valueNew);
+		event->accept();
 	}
 }
 

sdrgui/gui/valuedialz.cpp

@@ -428,6 +428,7 @@ void ValueDialZ::wheelEvent(QWheelEvent* event)
 
         setValue(m_valueNew);
         emit changed(m_valueNew);
+	event->accept();	
     }
 }