Update QtQuick.

Add FileDelegate.

imports/Spectral/Component/Timeline/StateDelegate.qml

@@ -1,28 +1,27 @@
 import QtQuick 2.12
-import QtQuick.Controls 2.4
-import QtQuick.Layouts 1.3
-import QtQuick.Controls.Material 2.4
+import QtQuick.Controls 2.12
+import QtQuick.Layouts 1.12
+import QtQuick.Controls.Material 2.12
 
 import Spectral.Setting 0.1
 
 Label {
     text: "<b>" + author.displayName + "</b> " + display
-    color: Material.accent
+    color: MPalette.foreground
+    font.pixelSize: 13
+    font.weight: Font.Medium
 
     topPadding: 8
     bottomPadding: 8
-    leftPadding: 16
-    rightPadding: 16
+    leftPadding: 24
+    rightPadding: 24
 
     wrapMode: Label.Wrap
-    linkColor: Material.accent
     textFormat: MSettings.richText ? Text.RichText : Text.StyledText
     onLinkActivated: Qt.openUrlExternally(link)
 
     background: Rectangle {
-        color: "transparent"
-        border.color: Material.accent
-        border.width: 2
-        radius: 18
+        color: MPalette.banner
+        radius: 4
     }
 }