Adapt auto-repeat shortcuts to new system

src/qml/Base/HShortcut.qml

@@ -5,6 +5,7 @@ QtObject {
     signal held(var event)
     signal released(var event)
 
+
     property bool enabled: true
     property var sequences: ""  // string or array of strings
 }

src/qml/Base/HTileDelegate.qml

@@ -79,7 +79,7 @@ HButton {
     Timer {
         interval: 100
         repeat: true
-        running: true
+        // running: true
         // Component.onCompleted won't work for this
         onTriggered: if (shouldBeCurrent) view.currentIndex = model.index
     }