Allow users to see through the spinner

resources/qml/TimelineView.qml

@@ -46,6 +46,15 @@ Item {
         // height is somewhat arbitrary here... don't set width because width scales w/ height
         height: parent.height / 16
         z: 3
+        opacity: hh.hovered ? 0.3 : 1
+
+        Behavior on opacity {
+            NumberAnimation { duration: 100; }
+        }
+
+        HoverHandler {
+            id: hh
+        }
     }
 
     ColumnLayout {